The Woodford Models 24 and 26 mild climate commercial hydrants are anti-siphon, vacuum breaker protected wall hydrants designed for mild climate areas. They are appropriate for homes or commercial sites. Both products are identical except the Model 24 has a single-check, high-flow vacuum breaker and the Model 26 has a double-check, high-flow, field-testable backflow preventer. The Model 24 is ASSE 1011 approved and the Model 26 is ASSE 1052 approved. Both products are backed by a limited 5-Year Warranty.