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AWWA C504 butterfly valves

B77 is the double eccentric for transmission and plant work through 48 inch. B88 is the rubber-lined concentric, 250B. Series 815 is the grooved UL/FM valve for indoor fire.

Metal Core Model B77 AWWA C504 double eccentric butterfly valve

Model B77 AWWA C504 double eccentric butterfly valve

Model B77 double eccentric

AWWA C504, 6"–48", gearbox actuated. Figure MCV-B77.

Model B88 AWWA C504 concentric butterfly valve

Model B88 concentric

Fully lined, 250B, 3"–24". Figure MCV-B88.

Series 815 UL/FM grooved butterfly valve

Series 815 UL/FM grooved

Indoor fire, 300 PSI, 2.5"–8". Figure MCV-815.