Deep Blue Heat Stik Economy Heater 8″ 100 Watt
The Deep Blue Heat Stik Economy Heater is a 100W hang-on heater designed for freshwater and marine aquariums. It features an easy-to-adjust temperature dial located on the top for precise control over water temperature.
Designed to mount securely on the aquarium rim, the heater provides stable and consistent heating. It includes an activity indicator that shows when the heater is actively working, helping you monitor performance.
| Feature | Detail |
|---|---|
| Heating Power | 100W |
| Heater Type | Hang-on |
| Temperature Control | Adjustable dial on top |
| Activity Indicator | Yes |
| Compatibility | Freshwater and marine aquaria |
| Model Number | ADB12880 |
FAQ
Can this heater be used in both freshwater and saltwater aquariums?
Yes, the Deep Blue Heat Stik Economy Heater is safe for both freshwater and marine aquaria.
How do I know if the heater is working?
The heater has an activity indicator that lights up when it is actively heating the water.
Is the heater easy to install?
Yes, it mounts securely on the aquarium rim and comes with an easy-to-adjust temperature dial for simple setup.

Zoe Underwood –
This heater works reliably and keeps my 55-gallon tank at a steady temperature. The dial is easy to adjust and the activity light helps me know when it’s on. No issues with overheating or leaks after two months of use.
Boris Wright –
I installed it in my marine tank and it’s been stable. The indicator light is helpful, and it doesn’t take much space on the rim. A little bit of wobble when first mounted, but it settled in after a few hours.
Amelia Hardacre –
Great value for the price. It maintains temperature well in a 30-gallon freshwater tank. Simple to install and the dial gives me precise control. No signs of malfunction after three weeks.