Theo Heater. New aquarium heater functioning with the exclusive PTC technology means that this heater will not break or damage when run out of the tank. Theo aquarium heater has all the necessary feature for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of components guarantee a long lasting product.
- Hydor Theo 50-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 5-to-14-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
- Self-Control Limiting Technology; If heater senses abnormal functioning patented PTC heating system guarantees completely safe operation in case of dry running
- Great Fish Tank Heater for All Fish Tanks; Universal aquarium heater for use in fresh water or marine water fish tanks
- Hydor Theo 50-Watt Aquarium Heater is a fully submersible; shatter-proof glass aquarium heater ideal for 5-to-14-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
- Self-Control Limiting Technology; If heater senses abnormal functioning patented PTC heating system guarantees completely safe operation in case of dry running
- Great Fish Tank Heater for All Fish Tanks; Universal aquarium heater for use in fresh water or marine water fish tanks
