Aquatic Eco-Systems

Diffuser Bumpers

To protect diffusers from abrasives like concrete or to protect a tank from abrasive diffusers. Use two diffuser bumpers for each diffuser. These oversized, heavy duty O-rings are made of Buna 70 for easy stretch over 1 1/2" square diffusers. Sold in packs of 10.

Note: Diffusers are also known as airstones.

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