A heater resting directly against glass, substrate, or other equipment risks localized hot spots and uneven heat distribution - proper clearance matters, and it matters even more when running two heaters at once. The IceCap Dual Aquarium Heater Holder keeps both properly positioned.
Why Heater Clearance Matters
A heating element too close to glass, substrate, or decor can create a hot spot that stresses nearby livestock or, in some cases, poses a safety risk. Proper clearance also helps heat distribute more evenly through the water rather than concentrating in one spot.
What It Offers
- Holds two heaters securely in place, appropriate clearance between the heating element and nearby surfaces.
- Reduces hot-spot risk by keeping heaters properly positioned rather than resting against glass or substrate.
- Useful for redundant heating setups where two heaters split the wattage load for backup safety.
Setup Tips
- Position in flow for more even heat distribution across the tank.
- Check compatibility with your specific heater's diameter before ordering.
- Use for a two-heater redundancy setup where losing one heater doesn't leave the tank without any heating at all.
The IceCap Dual Aquarium Heater Holder is available at Marine Concept Supply - order online or pick up at our shop in Wheeling, IL. Shop the Dual Heater Holder, and browse more aquarium heaters.

