Rubber Sealing Ring for Atman Aquarium Fish Tank Canister Filter AT-3337/3338/EF-3/EF-4/CF-1000/1200
We sell the following models
These O Rings form a seal however over time they can go hard and leaks can occur! If this happens you need to replace the O Ring to ensure a seal again. These systems are under pressure so you can get a persistent leak if not replaced.
If you need other Atman components, please contact us!