Himaweek Frost Proof Sillcock-Outside faucet valve features an integrated 1/2 inch push-fit inlet and 3/4 inch garden hose outlet; a shut-off can be found at the inlet of the sillcock to drain the water and provide protection for the valve when freezing. Preferred By The Pro-Himaweek valve fittings meet the same high standards for commercial and residential plumbing applications. Anti-siphon Design Prevents Water Backflow theft and Faucet Being Frozen in Cold Temp. MultiTurn Large Handwheel Allows for Easy On/Off Operation. Certified ANSI/NSF Standard B1.20.1 ; Pex Ends Conform to ASTM B124-C37700; Cold Working Pressure 80 PSI.