Airmax® ProAir™-4 Diffuser Plates & Replacement Parts Magnetic Drive Includes swivel union for easy

Includes swivel union for easy removal from compressor

The air holes are a little larger than other brands

Thick-walled 1/8" PVC has some flexibility and is suitable for any aquatic environment such as freshwater

Algae Defense® can be mixed with pond water and sprayed directly onto target algae for fast acting results

Airmax® ProAir™-4 Diffuser Plates & Replacement Parts Magnetic Drive Includes swivel union for easyThe ProAir 4 Weighted Diffuser is for use with the Airmax Shallow Water Series Aeration Systems. The innovative sled design keeps the diffuser submerged while maintaining an upright position. The included check valve prevents back pressure on the compressor. Winterization Caps are recommended if you shut down your aeration system during the winter, as they prevent debris from entering the airline. Complete diffuser includes manifold with check valve,