Aqueon Submersible Aquarium Heaters150 Watt 3/4" glass tube, 13" length Aqueon Submersible Aquarium Heater for fresh or saltwater aquariums. UL listed, shatter resistant construction with automatic safety shut off and overheat protection. for use with 30-55 gallon aquariums. Lifetime......
Aqueon Submersible Aquarium Heaters300 Watt, 3/4" glass tube, 15" length Aqueon Submersible Aquarium Heater for fresh or saltwater aquariums. UL listed, shatter resistant construction with automatic safety shut off and overheat protection. for use with 65-90 gallon aquariums. Lifetime......