Betta Choice Mini Aquarium Heaters for nano Fish Tanks 30w Hardness Test 200 if keeping koi)

200 if keeping koi)

and plankton

You can use it to join liners together or fix punctures and tears

and easy to clean

Oase AquaActiv BioKick Fresh provides fast decomposition of Ammonium/ Ammonia

Betta Choice Mini Aquarium Heaters for nano Fish Tanks 30w Hardness Test 200 if keeping koi)Betta Choice Mini Aquarium Heaters for Nano Fish Tanks 30w Betta Choice Mini Heaters are suitable for warming the water in the smallest 'nano' aquariums. These fully submersible heaters are pre set to heat the aquarium up to a maximum of 25c which is perfect for most tropical fish. Completely submersible & double sealed for extra safety Suitable for all tropical aquariums and vivariums Ensures an even heat output for a constant water temperature LED