Aqua One 100W Glass Heater 20.5cm
Aqua One Heaters
Our pet fish originate from all over the globe and water temperatures vary immensely in their native environments. To be able to keep fish in an environment which is conducive with their natural habitat, we mostly will need to increase water temperature above normal room temperature. Aqua One provides a range of heating solutions to provide the perfect solution for each aquarium set up.
Key Benefits:
- High quality and economical heater
- Fully submersible with double insulation
- Heater thermostat with easy to use temperature settings
- Easy to read temperature guide
- Automatic shut off and on light
- Suitable for marine and tropical aquariums
- 1 Year Guarantee
| Specification | Value |
|---|---|
| Heating Power | 100W |
| Heater Type | Glass Encased |
| Length | 20.5cm |
| Insulation | Double Insulated |
| Temperature Control | Thermostat with adjustable settings |
| Usage | Marine and Tropical Aquariums |
FAQ
Can this heater be used in both freshwater and saltwater aquariums?
Yes, the Aqua One 100W Glass Heater is suitable for both marine and tropical aquariums.
Does the heater have an automatic temperature control feature?
Yes, it features a thermostat with easy-to-use temperature settings and an automatic shut-off and on light.
Is the heater safe for use in a fish tank?
The heater is fully submersible with double insulation, making it safe for use in aquariums.


Theresa Abraham –
The heater works steadily and maintains the water temperature well. Easy to install and the thermostat is very responsive. My tropical fish are now thriving in the warmer water.
Jake Springer –
It’s reliable and keeps the tank warm even during colder months. The glass casing looks good and the temperature display is clear. No issues so far.
Emma Turner –
Perfect for my marine tank. The automatic shut-off is a nice safety feature. It’s durable and heats up quickly without overheating.
Virginia Vance –
Installed it last week and it’s working smoothly. The temperature control is accurate and the heater doesn’t make noise. Good value for the price.