A good quality glass tube thermometer with suction cup to stick on front glass, essential in all heated tanks to check that temperature is correct.

Aquatherm combined heater and thermostat: 50w for small tanks up to about four gallons.

Essential in every tropical tank to maintain the right temperature. The Aquatherm model features: An ex......

Aquatherm combined heater and thermostat for small tanks up to about eight gallons / 18 inches.

Essential in every tropical tank to maintain the right temperature. The Aquatherm model feature......

Aquatherm 150 watt combined heater and thermostat for tanks up to about twelve gallons / 24 inches.

Essential in every tropical tank to maintain the right temperature. The Aquatherm mode......

Aquatherm 200 watt combined heater and thermostat for medium tanks up to about twenty  gallons / 30 inches.

Essential in every tropical tank to maintain the right tem......

Aquatherm 250 wattcombined heater and thermostat for tanks up to about twenty five gallons / 36 inches.

Essential in every tropical tank to maintain the right temperature. The ......

Aquatherm 300w combined heater and thermostat for large tanks up to about forty gallons / 48 inches. Tanks larger than this need a special higher wattage heater ( please telephone for det......