Thermostatic Heaters
Quality internal Aquarium Heaters
Thermostatic Heaters are used underwater in the aquarium, the thermostat switches the heater on and off as required to maintain the correct temperature for the fish being kept. We stock only the brand leaders because of their testing and accuracy. Deltatherm, Elite, Tronic, Tetratec, Juwel and Visitherm heaters are all in this section.
There are 11 products in Thermostatic Heaters.
Fluval E Series Electronic Aquarium Heater
The Fluval E Series are one of the most technically advanced submersible aquarium heaters available, the VueTech LCD display delivers peace of mind by continuosly showing the real time water temper...
RRP: £38.99
Seapets price
From £29.95
Elite Pre-Set Heater Thermostat
Fully submersible in fresh or salt water, these heaters are magnetically-equipped to prevent arcing and element burn-out. They feature an easy-to-read adjustable dial and a unique suction bracket ...
RRP: £21.99
Seapets price
From £16.99
Deltatherm Aquarium Heater Thermostat Interpet
Excellent value, quality product with a two year guarantee. Tropical aquarium heating system. Features easy, clear temperature adjustment and an efficient nichrome element for longer life and even...
RRP: £19.99
Seapets price
From £16.95
Rena Smart Heater
The revolutionary Smart Heater from Rena sets a new standard in temperature control and accuracy. It is fully submersible and works in any position by drawing the aquarium water up through its c...
RRP: £28.20
Seapets price
From £24.95
Tetratec Thermostatic Heater
TetraTec heaters are both highly accurate and reliable, whilst also being easy to adjust and use. The temperature regulator is accurate to within 0.25°C, with a scale that is easy to set and read e...
RRP: £27.41
Seapets price
From £17.95
Juwel Heater
The JUWEL Aquarium Heater is designed to fit perfectly inside the filter system freeing up space in the aquarium and keeping it safe from your fish. It is supplied with the heater holder necessary ...
RRP: £30.13
Seapets price
£29.50
Visitherm Heater
Visitherm heaterstat are extensively recognised as the most accurate and the most reliable heaterstat available. Voted independently by the readers of Practical Fishkeeping in their last two reader...
RRP: £24.99
Seapets price
From £19.45
Aqua One Aquarium Heater
Aqua One Heater, fully submersible with double insulation, this heater thermostat comes with easy to use temperature settings.
Automatic off and on indicator.
Length 21cm.
55 Watt
Suitable for all...
RRP: £24.49
Seapets price
£14.95
Fluval Edge 25W Heater
Fluval Edge Heater unit designed to fit the Fluval Edge Aquarium. 25watt
- Unbreakable polymer construction,
- Integrated thermostat set to 26 degrees, (no adjustment necessary)
- Led running lamp
...
RRP: £21.99
Seapets price
£19.95
Marina Submersible Aquarium Heater
The Marina Submersible Aquarium Heater has a LED running lamp, a red pilot light is illuminated when the heater is in operation. It is shatterproof with a tough unbreakable polymer casing and is ea...
RRP: £16.99
Seapets price
From £13.95
Biorb Intelligent Heater 50w with Powerpod
The 50w BiOrb Intelligent Heater with Powerpod checks and adjusts the water temperature 3000 times a minute and is accurate to 0.5C. The heater is permanently set to 24.5C and doesn't need adjustme...
Seapets price
£61.23
We offer only the brand leading products because of their strict testing, accuracy, compliance with the electrical certificate regulations and ongoing manufacturers support. We still offer these products at great prices though!
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Fluval 06 External Filters
The Fluval External Filter range has improved performance and is quieter in use. The easily accessible media is quick and simple to change and the Aquastop stops water flow without disconnecting the hoses.
Fill N Go Folding Containers
Just the job for collecting your RO water or Ready Mixed salt water, another great product from TMC
Lowest Price On Polyfilters
This amazing filter medium is now available at fantastic low prices from Seapets, clear your freshwater or saltwater aquarium of toxins, medications and other unwanted pollutants, quickly, easily and now, cheaply.
Buy one get a second at half price
Time to brighten up your Fluval aquarium with this great offer. Put any two GLO tubes into your basket and see the savings, lowest price GLO tube is half price. Any mix of Aqua Glo, Sun Glo, Life Glo, Power Glo and Marine Glo, buy in multiples of two for the biggest savings.
Brighten up! Save 25% on Juwel replacement tube sets at Seapets,
or Buy one get the second free on individual tubes, put any two in the basket to see your discount.
Latest Products
Best Buy at a quarter of the RRP
Instant Ocean by Aquaruim Systems produce amazing Protein Skimmers and we can offer these at the lowest ever price. The pump alone is worth this money
V2 PowerBox Filters
The Power Filter from TMC is unique because of the V2 Power Pads that are available to fit each model. As well as adding the final polish to the aquarium water the Power Pads offer many solutions to reducing build ups that can lead to poor water quality.
V2 PowerBox Filters »
Fluval U Series Filters Practical Fishkeeping Winner 'Freshwater Product of the Year 2009'
Always available at great prices from Seapets
We offer fluorescent tubes from Arcadia, Arcadia-Classica, Juwel High-Lite, Marina and Interpet, all designed to enhance the impact and appearance of your aquarium.
Buying and advice guide
Email or call our team for help and advice, lines open daily.
Tel 0845 230 4777
(local rate)
or 01206 213338
