Hydor Original Theo Submersible Glass Aquarium Heater, 100-Watt

Hydor 100W Submersible Glass Aquarium Heater - Original Theo (Pack of 1)

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.