L Freezeless Model V22 Anti-Rupture Hot-Cold Sillcock Valve The Woodford Model V22 (vertical) hot and cold outdoor wall faucet is intended for irrigation purposes and designed for year-round residential regardless of outside temperature. PEX x 4 in. Includes a patented Pressure Relief Valve (PRV) that will prevent the faucet tube from bursting. Anti-siphon protection.