Airmax® ProAir™-4 Diffuser Plates & Replacement Parts

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The 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 upr ight 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, (2) diffuser sleds, (4) complete diffuser sticks, 3/8" barb fitting, 5/8" barb fitting, and a stainless steel hose clamp. SKU UPC Code Description 510166 811262013956 ProAir™ 4 Diffuser Complete 490337 813166022874 ProAir™ 4 Diffuser Sled 490374 813166022881 ProAir™ 4 Manifold Handle Assembly 510168 811262013963 ProAir™ Diffuser Stick Complete 610008 813166022850 ProAir™ Diffuser Stick Sleeve 610004 813166022898 ProAir™ Diffuser Stick Retainer Ring 490340 811262018616 ProAir™ Back Pressure Check Valve 490313 813166021839 Pond Series™ Winterization Cap 490309 813166022997 Pond Series ™ Winterization Cap O-Rings (4) 490323 813166023017 Lake Series ™ Winterization Cap Show more