This 3/4 in lead-free hose bibb vacuum breaker permits the attachment of portable hoses to hose thread faucets and prevents the reverse flow of polluted water into the potable water supply due to backsiphonage. It consists of a lead-free body construction, stainless steel working parts, and a rubber diaphragm and disc. It is furnished with exclusive non-removable feature and equipped to allow sill cock to be drained. This hose bibb is ideal for inside and outside, health hazard installations requiring non-continuous pressure such as service sinks, swimming pools, photo developing tanks, laundry tubs, wash racks, dairy barns, marinas, and general outside gardening uses. Check with local inspection authorities for installation requirements. The maximum pressure is 125 psi (8.6 bar).

• Lead-free
• No special tools required for servicing
• Durable rubber diaphragm and disc for consistent positive seating
• Copper silicon alloy body
• Stainless steel working parts for longevity
• Non-removable once installed

Standards/Certifications: ANSI/NSF 372, ASSE 1001, UPC, IAPMO listed, CSA B64.1.1 certified

Applications: For health hazard applications

• Specification Sheet https://www.plumbers-supply-co.com//ASSETS/DOCUMENTS/ITEMS/EN/UNI-PS1218_Spec.pdf