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All Categories  > Trap Seal Primers and Water Hammer Arrestors  > MWH Series - Threaded Connection Piston Type Water Hammer Arrestors

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Specification: MIFAB - MWH Series 1/2" to 2" Size piston operated water hammer arrestor with hard drawn seamless "K" copper body, RYTON PPS piston with double o-rings (Parco # 5778-80) and CDA 360 brass M.P.T. connection. Certified to the A.S.S.E. 1010-1996 and ANSI A112-26.1M Standards. Engineered to limit the system surge pressure to 1,500 P.S.I.G.
Function: Used in commercial, institutional, and residential applications on water supply lines to reduce water hammer caused by the quick opening and closing of valves within the piping system. To be installed as close as possible to quick closing valves. The resulting hydraulic shock waves can lead to broken pipes and affect valves in appliances if not reduced with the use of a water hammer arrestor. An access door is not required to provide access to MIFAB's water hammer arrestors.

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Returned 6 Results
Model # ASSE Rating Fixture Units Height (A) Outlet Size (B) Wrench Flats (C)
MWH-A A 1-11 3 3/8" 1/2" 1 1/8"
MWH-B B 12-30 4" 3/4" 1 1/8"
MWH-C C 31-60 4" 1" 1 1/8"
MWH-D D 61-113 4 3/8" 1 1/4" 1 3/4"
MWH-E E 114-154 4 1/2" 1 1/2" 2"
MWH-F F 155-330 5 3/8" 2" 2 1/2"
Returned 6 Results
1321 West 119th Street Chicago, IL 60643
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