External Heater Thermostat for Aquarium Fish Tank Canister Filter Inline 300w / 500w (500w)

The Finest Filters new and improved external heaters are ideal for aquariums up to 500 litres in size, dependent on model selection. Our external heaters come in two sizes: 300w for aquariums up to 300 litres and 500w for aquariums up to 500 litres in size. These heaters can be set very easily by simply pressing the set button on the front of the heater until the desired temperature is displayed on the LCD screen. The heaters have an LED indicator which lights up when the heater is operating. Both model of heater measure 310mm long x 90mm wide x 80mm deep. These heaters come supplied with 3 sets of hosetails, so you can either connect to 12mm internal /14mm external hose,16mm internal / 22mm external diameter hose or 20mm internal / 24mm external diameter hose.