B&K ProLine 1/2 in. Solder Anti-Siphon Brass Sillcock Valve

Quarter turn ceramic cartridge. Drains automatically upon water shut off, if the hose is removed or open. Built-in backflow preventer checks siphoning back into water supply. Heavy chrome plated for appearance and corrosion protection. Notched flange allows stable installation on siding. Lead-free silver solder construction.