- Non-Stick Coating Prevents Debris from Sticking
- Virtually Maintenance Free Membrane Sticks
- Check Valve Prevents Back Pressure to Compressor
Airmax ProAir2 Weighted Diffusers are designed for maximum oxygen circulation in your pond. The ProAir2 plate is weighted to support the diffusers in muck. The membrane sticks have the same effect as air stones but are virtually maintenance free. Each plate comes with a check valve to prevent back pressure to your compressor.