About This

SELF-DRAINING FUNCTION: Boltigen no lead brass self draining vacuum breaker adapter is designed to prevent the backflow of fluids back into the potable water system; Allows faucet to automatically drain upon shutoff to prevent freezing in winter
LEAD FREE BRASS: Boltigen 3/4'' GHT hose bib vacuum breaker is made of premium lead free brass (Surface Chromium Plating) which can provide you with safe & healthy water and reducing pollution and health risks, you can trust the Boltigen no-lead brass anti siphon valve
PRODUCT THREAD: Boltigen faucet backflow preventer valve is designed with 3/4'' GHT Female thread to 3/4'' GHT Male thread, which can be ompatible with standard 3/4'' garden faucets spigot hose (NOT suitable 1-1/16" GHT Bibcock)
EASY TO USE: Remove the screws, connect the outdoor vacuum breaker to your 3/4'' GHT faucet or spigot, and then fix the vacuum breaker replacement with the screws to complete the installation; Maximum pressure of 125 PSI, and a temperature of 180 degrees F
CUSTOMER SERVICE: Boltigen self-draining vacuum breaker replacement has great friendly 24/7 customer service, any question about the Boltigen self-draining hose bib anti siphon valve, please let us know first time, we will be glad to help you