GA Industries 3” to 24” Series 800 ANSI Class 125 flanged exposed service butterfly valves meet the requirements of AWWA C504 Pressure Class 150B and 250B and are NSF-61 certified for contact with drinking water. They are rugged, versatile and dependable valves routinely used in water filtration plants, pumping stations, pipelines and power plants to isolate equipment or systems.
Series 800 butterfly valves are standard with a high strength ductile iron body with a molded and vulcanized Buna-N or EPDM rubber seat.The disc is also ductile iron with a 316 stainless steel seat edge that seals against the rubber seat in the body.The valves shut off drop tight in both directions at both low and high pressure.
Series 800 exposed service AWWA butterfly valves are available with a 10-position manual lever up to 8” size and all sizes can be supplied with a worm gear operator and handwheel (optional chainwheel) or 2” nut. Electric motor and pneumatic actuation are also available.
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From the raw water intake to the filtration plant to the finished waster distribution and storage system, GA Industries valves have been providing dependable service in large and small water systems. GA Industries pump control, check and relief valves mitigate damaging pressure surges and eliminate slam and bang that can result from the operation of water pumps.
Our full range of pilot operated control valves regulate distribution system pressure and prevent overflow of storage tanks and reservoirs. Air trapped in water pipelines can reduce system efficiency and exacerbate pressure surges. Our wide range of automatic air valves ensures we have the right valve to maintain an air free system.
And when it’s necessary to isolate a pump, process or section of pipeline, you can depend on GA Industries butterfly valves for reliable flow shutoff.