WHK Hose Bib Backflow Preventer Vacuum Breaker,Garden Hose Check Valve to Connect 3/4 Inch Outdoor Faucet Spigot,Sprinkler,RV,Anti-Siphon,2 Packs
★【Garden Hose Backflow Preventer Material】●The material of bib hose backflow preventer is use solid 100% heavy duty brass,safety and duable.●The hose bib vacuum breaker is high temperature ductility and low magnetic permeability.Meets ASSE 1011/CSA B64.2 and ANSI/NSF 61-9 Standard..
★【Garden Hose Vacuum Breaker Feature】WHK Vacuum Breaker will prevent unclean water into drinking.
Manually drain the faucet and block water from freezing and Anti-siphone. 3/4-Inch self draining vacuum, breaker, Male hose thread, Break-off screw for permanent attachment..
★【Vacuum breaker Valve Size】3/4-inch female hose threaded inlet,3/4-inch male hose threaded outlet.The ¾-Inch thread outlet is apply for most of standard hose and end valves including hose bib, sillcocks, wall faucets,RV water lines and garden hose..
★【100% Satisfaction Service and Package includes】You will receive 2 PCS hose backflow preventer+1 PC Tape+2 additional washers.If you are not completely satisfied our products,we will give you a replacement or a refund..
KILLS WEEDS, NOT THE LAWN: Won’t harm lawns when used as directed – kills more than 250 types of weeds as listed.
CONTROLS CRABGRASS: Controls major broadleaf and troublesome grass weeds, including crabgrass, dandelion, chickweed and clover, as well as foxtail and yellow nutsedge (see product label for complete list).
KILLS THE ROOT: Visible results in 8 hours.
RAINFAST: Rainfall or watering 3 hours after application will not wash away effectiveness.