Visi therm deluxe heater helps your aquarium maintain a constant ideal water temperature regardless of room temperature. 0 watt -great for 20 gallon t...
Made for aquariums up to 40 gal completely submersible, safe and shatterproof. Temperature controlled and maintained by a highly precise micro-switch,...
Temperature controlled and maintained by a highly precise micro switch. Can be used positioned inside some hydor filters. Shatterproof, safe and subme...
Helps to increase water temperature of mini aquariums by a few degrees, compared to room temperature where positioned. For 5-10 gallon aquariums. 15 W...
