Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
Built in check valve to prevent water backing up in the airline
5 running amps on 240V circuits for low operating costs
Airmax® ProAir™ Weighted Diffuser are designed for maximum oxygen circulation in your pond
or in areas
8 CFM @ 10 PSI
Kasco RA3 Robust-Aire Diffused Aeration System Surface Aerators Built in check valve toThe Kasco Marine RA3 Robust Aire aeration system is a great aerator for larger ponds up to about 4 acres in size (depending on the depth). Effective aeration can be achieved in 2 acre ponds 5 to 8 feet deep, 3 acre ponds 8 to 12 feet deep, and 4 acre ponds 12 to 16+ feet deep. Mark's Take: The Kasco RA3 has been a great performer for us over the years. Like all the Robust Aire systems, it's built like a tank solid throughout. I'd rate reliability near
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