Features: Fitment: Self draining vacuum breaker with 59ABP and 59BFP fine thread for frost-proof wall hydrants and outdoor faucet or hose bibs. 3/4" female hose thread inlet and 3/4" male hose thread outlet. Replace part # PK1400 and PK1380 Features: 1) The anti-siphon design blocks contaminated water from flowing back into your home's water supply, and remained water drains automatically after valve shut-off to prevent freeze damage in colder climates .
