All purpose high performance pump for fresh water and marine aquariums. Flow control system, one-piece rotor assembly, filter sponge. Suitable for biological, wet-and-dry filters and for water circulation. Features:
Theo 50W for aquariums 5–14 gallons New aquarium heater functioning with the exclusive PTC (Positive Thermal Coefficient) technology. The Hydor Theo heater line features PTC patented thermal technology which makes it among the ...