{"title":"Black Friday 2026 | Reef Octopus — 20% Off | Nov 20–30","description":"\u003cp\u003e\u003cstrong\u003eUpcoming sale: November 20–30, 2026 (Central Time).\u003c\/strong\u003e Save 20% on selected Reef Octopus products, including skimmers, pumps, reactors and supporting products during these dates.\u003c\/p\u003e\u003cp\u003eThe discount will apply automatically to eligible one-time purchases in your cart or at checkout during the stated sale dates.\u003c\/p\u003e\u003cp\u003eOnly the products shown in this collection are included in this offer; other products are excluded. Please check individual product pages for availability and fulfillment details.\u003c\/p\u003e","products":[{"product_id":"clsc-90hob","title":"Classic 90 HOB Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 90 HOB Protein Skimmer\u003c\/strong\u003e is built for aquarists who don't have a sump but still want real protein skimming instead of hang-on filtration alone. It mounts directly on the back of the tank, pulling water through a cylindrical reaction chamber where a needle-wheel pump shears it into a dense field of micro-bubbles. Dissolved organics stick to those bubbles and rise into the collection cup as thick, dark skimmate — pulled out of the water column before it ever has a chance to break down into nitrate and phosphate.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef, FOWLR, and mixed saltwater tanks up to roughly 90 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e hang-on-back, no sump required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel design tuned for fine, stable bubble production\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e collection cup lifts out for easy weekly cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBecause it runs external to the tank, the Classic 90 HOB is a straightforward retrofit for all-in-one and standard rimmed aquariums that were never plumbed for a sump. It's the same Classic Series build quality — cast acrylic body, self-priming pump — just packaged for hang-on use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Reef Octopus needle-wheel pump parts and collection cups sized for the Classic 90\/100 HOB series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932077752364,"sku":"CLSC-90HOB","price":375.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/Classic-90-HOB-Protein-Skimmer-Reef-Octopus-116283095.jpg?v=1767499691"},{"product_id":"clsc-100hob","title":"Classic 100 HOB Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 100 HOB Protein Skimmer\u003c\/strong\u003e steps up the Classic Series' hang-on-back design for aquarists running larger single-tank setups without a sump. Water is drawn through a needle-wheel pump and sheared into fine bubbles inside a cast acrylic reaction chamber, giving dissolved organics a huge surface area to bond to before they're carried up into the collection cup as dark, concentrated skimmate.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef, FOWLR, and mixed saltwater tanks up to approximately 105 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e external hang-on-back mount — no sump plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e self-priming needle-wheel pump for consistent microbubble production\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e removable cup and riser tube for quick weekly cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt's a natural next step up from the Classic 90 HOB when bioload outgrows a smaller skimmer, without forcing a switch to an in-sump model. Export capacity scales with the taller reaction chamber, so contact time — and skimmate yield — goes up along with tank size.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 100\/1000 HOB series pumps and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932077785132,"sku":"CLSC-100HOB","price":334.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/Classic-100-HOB-Protein-Skimmer-Reef-Octopus-116283114.jpg?v=1767499807"},{"product_id":"clsc-1000hob","title":"Classic 1000 HOB Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 1000 HOB Protein Skimmer\u003c\/strong\u003e is one of the most established hang-on-back skimmers in the hobby, built for aquariums up to roughly 130 gallons that don't have sump access. Its compact cylindrical body mounts externally on the tank rim, with the pump and reaction chamber positioned outside the display so it takes up zero display-side real estate.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef, FOWLR, and mixed saltwater tanks up to approximately 130 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e hang-on-back, no sump plumbing required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pinwheel pump for fine, stable microbubbles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e tall collection cup extends time between empties\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBecause the pump sits outside the waterline rather than submerged in the display, the Classic 1000 HOB also runs quieter and cooler than many internal hang-on designs — a detail that matters on tanks positioned in living spaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 100\/1000 HOB series pump kits and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932077817900,"sku":"CLSC-1000HOB","price":358.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/Classic-1000-HOB-Protein-Skimmer-Reef-Octopus-116291583.jpg?v=1767529532"},{"product_id":"clsc-2000hob","title":"Classic 2000 HOB Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 2000 HOB Protein Skimmer\u003c\/strong\u003e is the largest hang-on-back model in the Classic Series, built for aquarists without sump access who are running heavier bioloads than the 90\/100\/1000 HOB models can handle. A distinctive external pump placement keeps the motor outside the reaction chamber, which helps the unit run cooler and quieter over long duty cycles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef, FOWLR, and mixed saltwater tanks without sump access, heavier bioload\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e hang-on-back, external pump placement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pump mounted outside the reaction chamber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e tall collection cup for longer intervals between empties\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen a HOB skimmer needs to keep pace with a larger, more heavily stocked tank, the 2000 HOB is the top of the Classic hang-on-back line before you'd need to move to an in-sump setup.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 2000 HOB pump kits and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932077850668,"sku":"CLSC-2000HOB","price":404.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/clsc-2000hob-1.jpg?v=1776833269"},{"product_id":"clsc-110int","title":"Classic 110-INT Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 110-INT Protein Skimmer\u003c\/strong\u003e is the in-sump entry point to the Classic Series, built to sit inside a standard sump rather than hang on the tank. Its cone-shaped cast acrylic body and needle-wheel pump combine for long bubble contact time in a compact footprint, exporting dissolved organics as concentrated skimmate before they ever cycle into nitrate or phosphate.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef and mixed saltwater systems with sump capacity, typically up to 150 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e in-sump, vertical cone body\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pinwheel pump, self-priming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e gate-valve water level adjustment for dialing in wet vs. dry skimmate\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 110-INT is a common recommendation for hobbyists moving from a HOB skimmer into their first sump build — it delivers noticeably more consistent skim quality once water level and air intake are dialed in, and the cone shape keeps the footprint small in tight sump compartments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 110 series needle-wheel pumps, neck extensions, and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932077916204,"sku":"CLSC-110INT","price":326.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/clsc-110int-1.jpg?v=1776833268"},{"product_id":"clsc-150int","title":"Classic 150-INT Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 150-INT Protein Skimmer\u003c\/strong\u003e steps the Classic Series up to aquariums as large as 210 gallons, with a taller cone body that extends bubble contact time and boosts export capacity over the 110-INT without needing a larger sump footprint than most standard cabinets can handle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef and mixed saltwater systems up to approximately 210 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e in-sump, standard cone footprint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pump for consistent, fine bubble production\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e gate-valve water level control, removable cup\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAs the mid-size option in the Classic INT lineup, the 150-INT is the model most 150-210 gallon reef builds land on when they want dependable, set-and-forget skimming without stepping up to the Elite or Regal DC-controlled lines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 150 series pumps, neck extensions, and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932077981740,"sku":"CLSC-150INT","price":381.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/clsc-150int-1.jpg?v=1776833268"},{"product_id":"clsc-200int","title":"Classic 200-INT Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 200-INT Protein Skimmer\u003c\/strong\u003e is the large-tank option in the Classic in-sump lineup, built for well-stocked reef and mixed saltwater systems. Its taller cone body extends bubble contact time over the 150-INT, giving heavier bioloads the export capacity they need without stepping up to a DC-controlled Elite or Regal model.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef and mixed saltwater systems in the 200+ gallon range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e in-sump, standard cone footprint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pump for consistent microbubble production\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e gate-valve water level control, removable collection cup\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor hobbyists who want Elite\/Regal-class capacity with a simpler fixed-speed pump and a lower price point, the 200-INT is the Classic Series' answer.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 200 series pumps, neck extensions, and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078014508,"sku":"CLSC-200INT","price":473.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/clsc-200int-1.jpg?v=1776833267"},{"product_id":"sro-1000int","title":"SRO 1000 In-Sump Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 1000 In-Sump Protein Skimmer\u003c\/strong\u003e is the entry point to the Super Reef Octopus line, sized for aquariums from 75 to 125 gallons. Its Hybrid Cone Body and Bubble Diffusing Chamber stabilize rising foam for cleaner collection, while the Bubble Blaster HY-1000 pinwheel pump keeps energy draw low without sacrificing bubble quality.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 75 to 125 gallons, excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-1000 pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Hybrid Cone body, solid acrylic construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e oversized air silencer for quiet operation, large collection cup with directional drain guide, precision output flow valve\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe SRO line uses a fixed-speed AC pump rather than the DC pumps found in the Elite and Regal series — a straightforward, lower-cost option for hobbyists who don't need variable-speed control.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-1000 pump kits and collection cups for the SRO 1000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078047276,"sku":"SRO-1000INT","price":418.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/marine-concept-supply-no-image-available.png?v=1794065760"},{"product_id":"sro-2000int","title":"SRO 2000 In-Sump Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 2000 In-Sump Protein Skimmer\u003c\/strong\u003e steps up to aquariums up to 200 gallons, powered by the Bubble Blaster HY-2000 pinwheel pump. Like the rest of the SRO line, it uses a Hybrid Cone Body and Bubble Diffusing Chamber to reduce turbulence in the neck and give organics more contact time to rise into the collection cup.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e up to 200 gallons, excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-2000 pinwheel pump, low energy consumption and heat emission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Hybrid Cone body, solid acrylic construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e precision output flow valve, oversized collection cup\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe SRO 2000 is a common step-up choice for hobbyists whose SRO 1000 has been outgrown by a heavier bioload but who still want fixed-speed simplicity over a DC-controlled model.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-2000 pump kits and collection cups for the SRO 2000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078080044,"sku":"SRO-2000INT","price":545.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/marine-concept-supply-no-image-available.png?v=1794065760"},{"product_id":"sro-3000int","title":"SRO 3000 In-Sump Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 3000 In-Sump Protein Skimmer\u003c\/strong\u003e is built for aquariums up to 300 gallons, running the Bubble Blaster HY-3000 pinwheel pump for efficient, low-energy filtration. The Hybrid Cone Body and Bubble Diffusing Chamber work together to stabilize foam production before it reaches the oversized collection cup.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e up to 300 gallons, excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-3000 pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Hybrid Cone body, solid acrylic construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e oversized air silencer, precision control output valve, oversized collection cup\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAs the mid-size option in the fixed-speed SRO line, the 3000 is a common recommendation for 250-300 gallon systems that don't need DC variable-speed control.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-3000 pump kits and collection cups for the SRO 3000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078178348,"sku":"SRO-3000INT","price":739.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_706af3b5-2caf-4bbf-9bfc-54f972fdb3f6.webp?v=1794062933"},{"product_id":"sro-5000int","title":"SRO 5000 In-Sump Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 5000 In-Sump Protein Skimmer\u003c\/strong\u003e is the top-of-line fixed-speed SRO model, rated for aquariums up to 500 gallons. It runs the energy-efficient Bubble Blaster HY-5000 pinwheel pump inside the same Hybrid Cone body used across the line, with a 2-year pump warranty and 1-year warranty on rotor and skimmer body.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e up to 500 gallons, excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-5000 pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Hybrid Cone body, solid acrylic construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e oversized air silencer, large collection cup with directional drain guide, precision output flow valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year pump, 1-year rotor and skimmer body\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAt 500 gallons rated capacity, the SRO 5000 is the ceiling of the standard in-sump SRO line before stepping up to the recirculating ext models or the XP8000\/9000EXT commercial skimmers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-5000 pump kits and collection cups for the SRO 5000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078211116,"sku":"SRO-5000INT","price":912.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_eb38c52c-6d9f-4c90-b2cd-91da2a96784b.webp?v=1794062933"},{"product_id":"clsc-110ext","title":"Classic 110ext Recirculating Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 110ext Recirculating Protein Skimmer\u003c\/strong\u003e moves the reaction chamber outside the sump entirely. Water is pumped up into the external body, recirculated through the needle-wheel pump for extended air\/water contact time, then gravity-drains back to the sump — a setup that typically produces drier, more concentrated skimmate than an in-sump body of the same size.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef and mixed saltwater systems where external plumbing space is available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e external, recirculating — mounts next to (not inside) the sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pump with recirculation for longer bubble contact time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e external mounting simplifies cup access and cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRecirculating designs like this trade a slightly larger plumbing footprint for better export efficiency, which is why many aquarists moving up from an in-sump Classic model choose the ext line as their next upgrade.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 110ext pump kits and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078243884,"sku":"CLSC-110EXT","price":400.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_59747246-8709-4d6f-80bb-05d6fceb83f8.webp?v=1794062811"},{"product_id":"clsc-150ext","title":"Classic 150ext Recirculating Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 150ext Recirculating Protein Skimmer\u003c\/strong\u003e pairs the 150-size reaction chamber with an external, recirculating design for aquarists who want drier skimmate and more control over export than an in-sump body typically delivers at this tank-size range. Water recirculates through the needle-wheel pump outside the sump, extending air\/water contact before draining back.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e reef and mixed saltwater systems up to roughly 210 gallons with external plumbing room\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e external, recirculating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e needle-wheel pump with recirculation loop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e external body simplifies cup checks without reaching into the sump\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose the ext line over the INT\/SSS when floor space next to the sump is available and you want the extra skim quality recirculation provides.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Classic 150ext pump kits and collection cups.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078276652,"sku":"CLSC-150EXT","price":531.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_e3a1afa0-74c5-4a18-8fc6-f46b2b52c401.webp?v=1794062811"},{"product_id":"sro-5000ext","title":"SRO 5000ext Recirculating External Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 5000ext Recirculating External Protein Skimmer\u003c\/strong\u003e moves the SRO 5000 platform outside the sump, recirculating water through the Bubble Blaster HY-5000s pump via a max-injection venturi system for drier, richer skimmate. Because it's a recirculating design, it requires a dedicated feed pump rated at 1.5-2x system volume (roughly 800-1100 GPH suggested).\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBioload capacity:\u003c\/strong\u003e 300 gallons (heavy), 500 gallons (medium), 600 gallons (light), excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e external, recirculating — requires a separate feed pump (max feed rate 1,200 GPH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-5000s pinwheel pump, 45 watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e refined hybrid half-cone body, oversized collection cup with drain, bubble dispersant plate\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBecause this model needs its own feed pump rather than pulling directly off the sump return, plan for that additional pump when budgeting the install.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-5000s pump kits and collection cups for the SRO 5000ext series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078440492,"sku":"SRO-5000EXT","price":1212.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_71afbdd5-f0ff-44b2-a016-83dc7fe78e44.webp?v=1794062811"},{"product_id":"sro-6000ext","title":"SRO 6000ext Recirculating External Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 6000ext Recirculating External Protein Skimmer\u003c\/strong\u003e is rated from 500 to 700 gallons and mounts external to the sump, recirculating through the Bubble Blaster HY-5000s pump for extended contact time. Like the 5000ext, it requires a dedicated feed pump — max feed rate is 1,400 GPH, with 1,100-1,300 GPH suggested for typical setups.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBioload capacity:\u003c\/strong\u003e 500 gallons (heavy), 600 gallons (medium), 700 gallons (light), excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e external, recirculating — requires a separate feed pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-5000s pinwheel pump, 45 watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e refined hybrid half-cone body, oversized collection cup with drain, bubble dispersant plate\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBudget for the required feed pump when planning this install — it's not included and the skimmer won't perform correctly without one sized to spec.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-5000s pump kits and collection cups for the SRO 6000ext series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078506028,"sku":"SRO-6000EXT","price":1362.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_7e978dd3-1d16-4958-ae10-727b4088215d.webp?v=1794062811"},{"product_id":"sro-9000ext","title":"SRO-9000EXT Light Commercial Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO-9000EXT Light Commercial Protein Skimmer\u003c\/strong\u003e is the largest model in the SRO line, built for tanks from 1,050 to 3,000 gallons — large home systems, frag farms, and small commercial or store displays. It stands 44 inches tall with a 20-inch body and runs dual Bubble Blaster HY-10000 pumps drawing less than 190 watts combined.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 1,050 to 3,000 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 44in tall, 20in body diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePumps:\u003c\/strong\u003e dual Reef Octopus Bubble Blaster HY-10000 pinwheel pumps, under 190 watts total, 2-year pump warranty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e clear volute housing for easy maintenance, digital control circuit board that automatically shuts off the pump if a problem is detected\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe digital shutoff circuit is worth calling out — on a system this size, a stuck or dry-running pump can cause real damage, so the automatic fault protection is a meaningful safety feature rather than a nice-to-have.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-10000 pump kits for the SRO-9000EXT.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078538796,"sku":"SRO-9000EXT","price":4388.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/image_512_efb42db3-303a-4ac6-bfa5-7517313ce51d.jpg?v=1794062812"},{"product_id":"sro-5000sss","title":"SRO 5000 Space Saver Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 5000 Space Saver Protein Skimmer\u003c\/strong\u003e fits the same 500-gallon-rated Bubble Blaster HY-5000 pump platform into a small-footprint, modified cone body for tighter sump compartments. A gate valve output gives precise control, and the quick-release collection cup neck makes cleaning fast.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e up to 500 gallons, excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-5000 pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e small-footprint modified cone transition body\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e gate valve output, quick-release collection cup neck, oversized air silencer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year pump, 1-year rotor and skimmer body\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose the Space Saver body over the standard SRO 5000 when sump width, not capacity, is what's limiting your skimmer options.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-5000 pump kits and collection cups for the SRO 5000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078571564,"sku":"SRO-5000SSS","price":970.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/sro-5000sss-1.jpg?v=1776833258"},{"product_id":"sro-6000sss","title":"SRO 6000 Space Saver Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO 6000 Space Saver Protein Skimmer\u003c\/strong\u003e is rated from 400 gallons at heavy bioload up to 600 gallons at light bioload, built around the Bubble Blaster 5000 pinwheel pump (45 watts) in a small-footprint, modified cone body. A removable turbulence-reducing bubble plate and precision output valve round out the feature set.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBioload capacity:\u003c\/strong\u003e 400 gallons (heavy), 500 gallons (medium), 600 gallons (light), excluding sump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster 5000 pinwheel pump, 45 watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e small footprint, modified cone transition, 12in body \/ 15in x 12.5in footprint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e removable bubble plate, quick-release collection cup, oversized air silencer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year pump body and rotor, 1-year skimmer body\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe bioload range — 400 to 600 gallons — reflects how differently this skimmer performs against light vs. heavy waste loads; size for your heavier estimate if your tank runs a large fish population.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster 5000 pump kits and collection cups for the SRO 6000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078604332,"sku":"SRO-6000SSS","price":1097.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/sro6000sss_skimmer.jpg?v=1776833258"},{"product_id":"sro-xp8000i","title":"SRO XP8000 In-Sump Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO XP8000 In-Sump Protein Skimmer\u003c\/strong\u003e sits between the standard SRO 5000\/6000 lines and the commercial 9000EXT, built around the powerful Bubble Blaster HY-10000 pinwheel pump. Its full cone \"volcano\" body shape reduces back pressure on the pump compared to a standard cone, improving air\/water draw and organics removal.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e large reef and mixed saltwater systems stepping up from the 5000\/6000 SRO line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-10000 pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e full cone \"volcano\" shape, bubble diffusing chamber, large air silencer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year pump and rotor, 1-year skimmer body\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe full-cone volcano shape is the key difference from the standard SRO cone bodies — it lowers back pressure on the HY-10000 pump so it can move more air and water at the same power draw.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-10000 pump kits and collection cups for the SRO XP8000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078637100,"sku":"SRO-XP8000I","price":1732.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/sro-xp8000i-1.jpg?v=1776833257"},{"product_id":"sro-xp8000e","title":"SRO XP8000E Recirculating External Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus SRO XP8000E Recirculating External Protein Skimmer\u003c\/strong\u003e takes the XP8000 platform outside the sump for maximum contact time, recirculating through the Bubble Blaster HY-10000 pinwheel pump. The full cone body reduces back pressure on the pump for stronger air\/water draw, and an oversized air silencer keeps operation quiet despite the pump's size.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e large reef and mixed saltwater systems needing external, high-capacity recirculating skimming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e external, recirculating — requires a separate feed pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e Bubble Blaster HY-10000 pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e full cone body, bubble diffusing chamber with directional flow guide lid, waste drain, unit venting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAs with other SRO ext models, this is a recirculating design and needs a dedicated feed pump — factor that into your plumbing plan before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Bubble Blaster HY-10000 pump kits and collection cups for the SRO XP8000 series.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078866476,"sku":"SRO-XP8000E","price":2309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/sro-xp8000e-1.jpg?v=1776833256"},{"product_id":"oct-ns80","title":"Reef Octopus NS80 Nano Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus NS80 Nano Skimmer\u003c\/strong\u003e packs core protein-skimming features into a small footprint built for nano tanks. It fits small wet\/dry sumps, nano tank overflows, and even in-display setups, with a positionable mounting bracket that lets you angle it to fit odd corners.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiltration capacity:\u003c\/strong\u003e 10 gallons (heavy), 15 gallons (medium), 25 gallons (light)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump:\u003c\/strong\u003e OTP-200s pinwheel pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e bubble diffuser, positionable mounting bracket, easy-remove collection cup, adjustable riser pipe for water level control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year on pump and skimmer body\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor a tank this small, skimmer choice matters more than people expect — a unit sized for a 10-25 gallon nano tank avoids the over-skimming that strips a small system of trace elements too fast.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e OTP-200s pump kits and collection cups for the NS80.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932078899244,"sku":"OCT-NS80","price":103.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/ns80skimmer.jpg?v=1776833256"},{"product_id":"oct-cr100","title":"CR100 4 inch Calcium Reactor","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus CR100 4-Inch Calcium Reactor\u003c\/strong\u003e is the entry point to the Classic calcium reactor line, using a reverse-flow design to maximize contact time between aquarium water, pressurized CO2, and aragonite media. 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Built specifically as a skimmer pump rather than adapted from a water pump, it delivers a high air-to-water ratio for aggressive, large-scale protein skimming.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e direct OEM replacement for SRO XP8000, SRO XP8000E, and SRO-9000EXT skimmers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e purpose-built pinwheel skimmer pump, digital start-up\/RPM control, transparent volute housing for inspection without disassembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year pump warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOn the 9000EXT commercial skimmer, this pump runs in pairs — confirm your model's pump count before ordering replacements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e SRO XP8000, SRO XP8000E, and SRO-9000EXT skimmers.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932079882284,"sku":"HY-10000S","price":542.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/Bubble-Blaster-3000-Skimmer-Pump-_HY-3000S_-Reef-Octopus-115679872.webp?v=1769368397"},{"product_id":"hy-7000w","title":"Reef Octopus Water Blaster 7000 Water Pump","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Water Blaster 7000 Water Pump\u003c\/strong\u003e is the OEM recirculation pump behind the 250PRO Commercial Calcium Reactor and BC-10T Commercial BioChurn Reactor. 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The built-in air drier keeps humidity out of the ozone-producing chamber for more consistent, reliable output.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBenefits:\u003c\/strong\u003e higher ORP, increased oxygenation, clearer water, reduced pathogen load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e integrated air drier for consistent ozone production\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e ozone should be dosed through a dedicated reactor (such as the Octopus OR-150) rather than injected directly into a skimmer, and should always be run with an ORP controller and a carbon-scrubbed exhaust — overdosing ozone can harm fish and corals. 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It catches overflow, controls odor through a replaceable vented carbon cup, and automatically shuts the skimmer down via a safety switch if levels get too high.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e holds approximately 4,300ml \/ 145oz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 21.75in height, 8.3in x 8.3in footprint, 16in input height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e overflow safety shutoff switch, removable carbon filter cup, 15\/32in hose barb, F3\/L250V fuse\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e drain tubing sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eLarger skimmers on heavily-stocked systems produce enough skimmate that a smaller collector fills too fast — the WC-140's bigger cup buys more time between empties on those setups.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e external and in-sump skimmers sized for the WC-140 (6in) collector body.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932080275500,"sku":"OCT-WC140","price":346.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/6in-Waste-Collector-with-Auto-Shutoff-Delay-Timer-Reef-Octopus-116127139.jpg?v=1767495201"},{"product_id":"oct-bc90i","title":"BioChurn 90INT Reactor with HOB Bracket","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus BioChurn 90INT Reactor with HOB Bracket\u003c\/strong\u003e uses a patent-pending churn plate to fluidize biopellet media in a gentle cyclone motion instead of blasting it with direct flow pressure — a gentler, more even alternative to standard fluidized reactors. 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Its \"Power Churn\" design fluidizes large volumes of biopellet media gently, and independent flow valves let you dial in media circulation separately from the reactor's overall feed rate.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e hobbyists who want fine control over media fluidization rate independent of feed flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetup:\u003c\/strong\u003e recirculating, includes a quality Aquatrance recirculation pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e patent-pending churn plate for cyclone-style media suspension, independent flow valves\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe independent flow valves are the key upgrade over the standard in-sump BioChurn models — you can increase or decrease how vigorously media churns without changing how much water passes through the reactor overall.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible replacement parts:\u003c\/strong\u003e Aquatrance recirculation pump kits and churn plates for the BioChurn 120R.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932080701484,"sku":"OCT-BC120R","price":496.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/BioChurn-120R-Biopellet-Recirculating-Reactor-Reef-Octopus-116285578.jpg?v=1767523739"},{"product_id":"oct-dt100","title":"Protein Skimmer Auto Time Delay","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Protein Skimmer Auto Time Delay\u003c\/strong\u003e solves a common power-outage problem: during an outage, water drains from the display into the sump and raises the water level well above normal. If the skimmer restarts the instant power returns, it can overflow immediately into an already-elevated sump. This timer holds the skimmer off for 5 minutes after power resumes, giving sump level time to settle back to normal first.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelay:\u003c\/strong\u003e 5 minutes ±5% after power is restored\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlso protects:\u003c\/strong\u003e external\/recirculating skimmer pumps from running dry on restart\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e red LED = power off to skimmer, green LED = power on\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRating:\u003c\/strong\u003e 110V AC 60Hz only, maximum 120 watts\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e for 110V service only. Keep away from moisture, never handle the plug with wet hands, and unplug before servicing the skimmer or any connected equipment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRecommended for:\u003c\/strong\u003e all Reef Octopus skimmers, especially external\/recirculating models.\u003c\/p\u003e","brand":"Reef Octopus","offers":[{"title":"Default Title","offer_id":43932080930860,"sku":"OCT-DT100","price":75.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/delaytimer.jpg?v=1776833230"},{"product_id":"clsc-110ss","title":"Classic 110-SSS Protein Skimmer","description":"\u003cp\u003eThe \u003cstrong\u003eReef Octopus Classic 110-SSS Protein Skimmer\u003c\/strong\u003e takes the same proven 110 reaction chamber and pump and repackages them in a Space Saver Sump (SSS) footprint for aquarists whose sump real estate is tight. 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