The woodford freezeless model 19 is designed and intended for year-round residential irrigation purposes regardless of outside temperature.
The model 19 features a patented pressure relief valve (prv) that prevents the copper tube from bursting during freezing temperatures, even if a hose is inadvertently left connected to the faucet
Integral backflow device protects up to 125 PSI of backpressure and therefore does not require and add-on vacuum breaker.
