Cooling fans are a great, affordable way to bring your aquarium water tempeature down during those hot summer days.
The Johnlen cooling fans easily attach to the aquarium with adjustable mounts and can reduce the water termperature by up to 5°^
^ Depending on ambient room temperatue, humidity, aquarium volume, fan size and position/angle of fan.
Suitable for any water type.
TMC run cooling fans instore! Come on in and check them out!