If you keep your aquarium the correct temperature your fish can live longer, however making significant changes to your temperature can put your fish under a lot of stress. Setting the temperature is very easy with a small turn of the dial.
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25/50/100/200W Fish Tank Heating Rod Digital Display Aquarium Heater Rods with Suction Cup Aquarium Water Heater Aqua Fish Tank
Aliexpress UK
The Hidom ProHeat HT-8 Series Quartz Glass Aquarium Heater has been designed and manufactured by industry veterans and we are proud to present you with their latest high quality finished product. Setting the temperature is very easy with a small turn of the dial.
eBay
Fish Tank Chiller Tank Thermostat Refrigerator Tropical Fish Heater Refrigeration Heating Integrated Aquarium Accessor
Aliexpress UK
The preset heater is set to 25 degrees, appropriate for most tropical fish, shrimp and aquatic plants. Whether you're a seasoned aquarist or a beginner, this preset heater takes the guesswork out of maintaining the perfect tropical climate in your aquarium.
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Fish Tank Heater Sensitive Thermostat Aquarium Fish Tank Heater Submersible Multi-angle Installation 25/50/100/200/300W
Aliexpress UK
These quality heaters are easy to adjust, and will regulate the temperature in your aquarium. Ideal for Tropical / Marine or Freshwater. TECHNICAL DETAILS Power: 75W. All heaters are fitted with UK 3 pin plug.
eBay
Fish Tank Heater Sensitive Thermostat Aquarium Fish Tank Heater Submersible Multi-angle Installation 25/50/100/200/300W
Aliexpress UK
25W - suitable for 4-30 litre aquariums or aquariums up to 46cm in length. 300W - suitable for 135-270 litre aquariums or aquariums up to 122cm in length. The heater should be placed diagonally in the aquarium rather than vertically or horizontally.
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1200W Fish Tank Aquarium Heater Temperature Controller Fish Tank LED Digital Display Heating Rod Thermostat Accessories
Aliexpress UK
With dual heating wires, it ensures uniform and stable heating, energy efficiency, and a long lifespan. Model Number: Aqua Tank Thermostat. Applicable fish tank capacity: 25L/50L/90L or less. Type: fish.
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New Aquarium LED Water Grass Lamp WRGB Full Spectrum Explosive Algae Downlight for Native Stream Fish Tank 8500K 25/35/65W
Aliexpress UK
The Hepo HP-608 range of quartz aquarium heaters are ideal for aquariums up to 25-500 litres in size. The 500w model is suitable for use in aquariums up to 500 litres in size. The 25w model is suitable for use in aquariums up to 25 litres in size.
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Aquarium Fish Tank Heater Submersible Fish Tank Heater Sensitive Thermostat Multi-angle Installation 25W 30L/50W 60L Turtle Tank
Aliexpress UK
These quality heaters are easy to adjust, and will regulate the temperature in your aquarium. HP-605 (300w). Ideal for Tropical / Marine or Freshwater. Power: 300W. TECHNICAL DETAILS Easy to set required temperature with temperature scale.
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Mini Aquarium Heater 25W/50W Small Submersible Fish Tank Betta Heater Thermostat Gold Fish Tanks Turtle Freshwater Tank
Aliexpress UK