Hydor 25W Submersible Glass Aquarium Heater – Original Theo
Hydor Theo 25-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 2-to-7-gallon fish tanks; measures 7 inches long
Maximum Safety Aquarium Heater; THEO fish tank heater is shock resistant thanks to the patented PTC heating element and the shatterproof glass tube
Free positioning in aquarium with supplied suction cups; The Theo aquarium heater can be placed in the fish tank vertically, horizontally and fully submerged