Hydor Theo

Click on image to enlarge

Next day delivery on orders before 2pm
Free delivery on orders over £50
Lowest Price Guarantee
60 day returns

Item	Availability	RRP	Price	Qty	Add Item
Hydor Theo 25w code: T11704	Out of stock (click for alert) More stock due in 8 days	£23.49	£17.78
Hydor Theo 50w code: T11104	Out of stock (click for alert) More stock due in 8 days	£24.49	£18.92
Hydor Theo 100w code: T11204	In stock	£25.49	£19.94
Hydor Theo 150w code: T11604	In stock	£27.99	£20.98
Hydor Theo 200w code: T11304	In stock	£30.99	£22.91
Hydor Theo 300w code: T11404	Out of stock (click for alert) More stock due in 8 days	£31.99	£24.55

Overview
Product specification
Related products

The Hydor THEO aquarium heater has all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a long lasting product. With it being shock resistant and shatter proof it is a valuable piece of kit when keeping larger species of fish and turtles, for yours and the fishes safety.

Product characteristics at a glance

The patented PTC heating system guarantees operation in complete security because in case of dry running there is no danger for damage.
Graduate Scale: Precise maintenance of set temperature.
Free Positioning: Can be placed vertical, horizontal and completely submerged.
Shock resistant, thanks to the PTC heating element and shatter-proof glass tube.
Universal Heater - Suitable for Marine and Tropical Aquariums.
Comes with a 2 Year Guarantee.

Product Specification
	Wattage	Tank Size	Guarantee	Size
Theo 25w	25w	10 - 25ltr	2 Year	7 inch
Theo 50w	50w	20 - 50ltr	2 Year	7 inch
Theo 100w	100w	60 - 100ltr	2 Year	9 inch
Theo 150w	150w	90 - 150ltr	2 Year	12 inch
Theo 200w	200w	100 - 200ltr	2 Year	12 inch
Theo 300w	300w	200 - 300ltr	2 Year	15.5 inch

Juwel Heaterstat 200w
Juwel Heaterstats available from Swell UK at discounted prices. The automatic heater from JUWEL for 50 W. This heater system is fully equipped with special holders for the JUWEL...

~~£30.13~~ SAVE £8.15
£21.98
Aquarium Systems Visitherm 50w
The Underworld Visitherm Heaters are widely recognised as the most accurate, the most reliable, and the easiest to adjust heaterstat available.

~~£24.99~~ SAVE £11.01
£13.98
Aquarium Systems Visitherm 300w
The Underworld Visitherm Heaters are widely recognised as the most accurate, the most reliable, and the easiest to adjust heaterstat available.

~~£31.99~~ SAVE £14.01
£17.98
Eheim Jager Heaterstat 150w
Eheim Jager Heaterstat 25-300w aquarium heaters, available from Swell UK , are considered to be among the most reliable in the market. Available from Swell UK at fantastic prices...

~~£23.00~~ SAVE £8.26
£14.74
Eheim Jager Heaterstat 200w
Eheim Jager Heaterstat 25-300w aquarium heaters, available from Swell UK , are considered to be among the most reliable in the market. Available from Swell UK at fantastic prices...

~~£27.00~~ SAVE £10.06
£16.94
Eheim Jager Heaterstat 250w
Eheim Jager Heaterstat 25-300w aquarium heaters, available from Swell UK , are considered to be among the most reliable in the market. Available from Swell UK at fantastic prices...

~~£27.00~~ SAVE £10.06
£16.94