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The SIOUX CHIEF sc-660-hpk2 is a Minirester hose tee water hammer arrestor packaged as a one-pair bag. Water hammer arrestors absorb the pressure wave created when a solenoid valve closes rapidly, protecting supply lines and connected appliances from shock damage and noise. This hose tee style unit installs inline at the supply connection without cutting into the wall, making it a straightforward field solution. Licensed plumbers and appliance installers typically specify these on washing machine hookups and other locations where fast-closing valves generate hammer. The tee configuration allows the arrestor to be added at the hose connection point with minimal disruption to existing plumbing.
The sc-660-hpk2 is suited for residential and light commercial applications where water hammer is present at hose-threaded connections. Common install scenarios include laundry rooms, utility sinks, and equipment connections that rely on hose bib or washing machine supply fittings. The one-pair packaging provides two arrestors to address both the hot and cold supply lines simultaneously, which is standard practice for washing machine installations.
Designed as an OEM-style water hammer arrestor for hose-threaded residential and light commercial supply connections, particularly at washing machine and appliance installations.
Installation is performed by a licensed plumber or qualified appliance installer. Shut off the water supply to the affected line before disconnecting hoses or fittings. Hand-tighten connections first, then snug with a wrench without over-torquing threaded hose fittings. Verify there are no leaks at all connections before returning the supply to service.
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