Penn Plax Suction Cup Heater Holder
Heater holders and guards designed for standard sized glass aquarium heaters. These suction cup heater holders provide secure attachment to the aquarium glass, keeping the heater in place and preventing it from shifting or falling.
Product Features
- Designed for standard-sized glass aquarium heaters
- Two suction cup holders included
- Securely adheres to smooth glass surfaces
- Easy to install and remove
Specifications
| Item | Details |
|---|---|
| Package Contents | 2 x Suction Cup Heater Holders |
| Material | Plastic with rubberized suction cups |
| Compatibility | Standard glass aquarium heaters |
FAQ
Are these suction cups suitable for all types of aquarium heaters?
These suction cup heater holders are designed for standard-sized glass aquarium heaters. They may not fit heaters with unusual shapes or sizes.
Can the suction cups be used on non-glass aquarium surfaces?
The suction cups are specifically designed for smooth glass surfaces. Performance may vary on non-glass or textured surfaces.
Do the suction cups require any special installation or tools?
No tools are required. Simply press the suction cup firmly onto the glass surface until it adheres securely.

Caroline Ellison –
The heater holder works well and keeps my aquarium heater in place. Easy to install and doesn’t slip even during water changes. I’ve used it for over a month and it’s still holding firm.
Leah Duncan –
Good product, fits my standard heater perfectly. The suction is strong and the holder doesn’t move during normal aquarium use. A small improvement would be a more durable material, but overall it’s reliable.
Kylie Nash –
I bought this for my 55-gallon tank and it’s been working great. The suction cups stick well and the design is simple and effective. No issues so far with stability or placement.