Fits any 3/4 in hose thread outlet. Prevents back siphoning of contaminated water, protection for portable hoses connected to hose thread faucets. Break-off attachment screw for permanent installation with no plumbing changes. Hose threads comply with ANSI B1.20.7, ASSE 1019 approved, UPC, Canadian UPC approved.
Manufacturer: MUELLER INDUSTRIES
Manufacturer's Part Number: 108-904
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