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Aquarium Heaters

An aquarist keeping tropical fish requires a thermostat heater to achieve an exact temperature and to ensure it is maintained for a healthy, happy fish tank. A range of internal heaters are available, in a variety of sizes, from the leading manufacturers such as Rena, Fluval and Interpet.

Search Aquarium Heaters

 

Interpet Deltatherm Heater

From £12.49
Earn up to 156 Points

Aquael Aquarium Heater - 75W

£20.49
£14.99
Earn 168 Points

Marina 10W Compact Heater

£18.29
£12.99
Earn 144 Points
 

Marina Submersible Pre-Set Aquarium Heater

From £14.99
Earn up to 168 Points

Aquael Aquarium Heater - 100W

£22.49
£15.99
Earn 180 Points

Aquael Aquarium Heater - 150W

£22.49
£19.99
Earn 228 Points
 
SALE  |  50% OFF
 Aquael Comfort Zone Gold Heater 50W

Aquael Comfort Zone Gold Heater 50W

£18.98
£9.49
Earn 108 Points

Fluval Edge 25w Heater

£20.85
£15.99
Earn 180 Points

Aquael Comfort Zone Heater 25W

£9.99
Earn 108 Points
 

Aquael Comfort Zone Heater 75W

£10.99
Earn 120 Points

Aquael Aquarium Heater - 25W

£20.49
£17.99
Earn 204 Points
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