Aquarium Heater Sale
Aquarium Heaters – Marine Depot Aquarium Heaters The proper aquarium heater size is minimum 3-5watts/gallon, so a 10 gallon aquarium heater will usually be 30-50 watts. A large aquarium heater may be closer to 3w/g. We recommend using multiple heaters for redundancy in case one fails. Plus, always have a backup heater. Most small aquarium…