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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 £9.99
Earn up to 156 Points

Aquael Aquarium Heater - 150W

Earn 228 Points
SALE  |  35% OFF
Aquael Aquarium Heater - 100W

Aquael Aquarium Heater - 100W

Earn 168 Points

Marina 10W Compact Heater

Earn 144 Points

Marina Submersible Pre-Set Aquarium Heater

From £11.74
Earn up to 132 Points

Juwel Automatic Heater

From £22.46
Earn up to 264 Points

Fluval Edge 25w Heater

Earn 144 Points
SALE  |  50% OFF
Aquael Aquarium Heater - 75W

Aquael Aquarium Heater - 75W

Earn 132 Points
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