Tetra HT Submersible Aquarium Heater with Electronic Thermostat, 50-Watt & Penn-PLAX Standard Airline Tubing for Aquariums – Clear and Flexible – Resists Kinking, 8 Feet
Tetra
GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,BLACK
GloFish
Aqueon Aquarium Fish Tank Preset Heater For Up To 40 Gallons, 100 Watts
Aqueon
60% off
PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉)
PULACO