{"product_id":"marine-pure-biofilter-media-1-5-spheres","title":"Marine Pure Biofilter Media 1.5\" Spheres","description":"\u003cp\u003e1½\" Spheres for Ammonia and Nitrite Removal A single MarinePure Sphere delivers the colonization surface of 1,350 traditional 1.5\" bio-balls, enabling efficient biological filtration in compact spaces. These spheres excel at establishing deep anaerobic zones essential for denitrification in passive reef systems. They function as a live rock alternative, reducing nitrate accumulation more effectively than natural rock while maintaining a reef-safe environment. Ideal for sumps and oversized filter housings where stacking maximizes contact time and bacterial colonization. Perfect for hobbyists seeking sustainable nitrate control without environmental compromise.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eAvailable for local pickup\u003c\/p\u003e","brand":"Marine Pure","offers":[{"title":"1 Gallon\/3.8L","offer_id":45515979096108,"sku":null,"price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/MarinePureBiofilterMediaSpheres.jpg?v=1778093239","url":"https:\/\/www.marineconceptsupply.com\/products\/marine-pure-biofilter-media-1-5-spheres","provider":"Marine Concept Supply","version":"1.0","type":"link"}