Prosource 1/2 in. x 6 in. Anti-Siphon Frost-Free Sillcock Valve

The Prosource 1/2 in. x 6 in. Anti-Siphon Frost-Free Sillcock Valve is engineered for reliable outdoor water delivery and dependable freeze protection. Designed with a quarter-turn ceramic cartridge, this valve offers smooth operation, optimal flow control, and extended service life. The integrated backflow preventer stops siphoning back into the potable water supply, while the automatic draining feature drains residual water upon shut-off when the hose is disconnected or open to prevent freezing damage. Constructed with a heavy-duty brass body and lead-free silver solder, this sillcock features heavy chrome plating for enhanced corrosion resistance and long-lasting performance. A notched mounting flange provides stable, secure installation against exterior siding, and standard threading ensures compliance with plumbing industry standards.