Collection: Arrowhead Brass 420 Series Vacuum Breaker Faucet Parts

ABP Vacuum Breaker Faucet series anti siphon frost proof hydrants have a ¾” Uponor (PEX A) inlet. Also, The 421LF series includes Arrowhead Brass’s exclusive O-ring bonnet and stem design (no packaging nut to tighten) and a 3-year limited warranty.

421LF features: ABP Vacuum Breaker Faucet

Made from a heavy duty, lead free bronze alloy
Available in 2”, 4”, 6”, 8”, 10”, 12”, and 14” lengths
Inlet Connection: ¾” Uponor – PEX A
Outlet Connection: ¾” hose thread
Integral anti siphon backflow protection. Also, ASSE 1019-A approved, IAPMO certified
QuickTurn® Easy on/off operation without letting go of the handle
Lead-free certified to NSF/ANSI 372 (by IAPMO)
3-year limited warranty
Max pressure: 125 PSI
Max temperature: 180o F
Also available with lock shield and loose key
Available Models: ABP Vacuum Breaker Faucet


421-04QTLF: 4″ Anti Siphon Wall Hydrant
421-06QTLF: 6″ Anti Siphon Wall Hydrant
421-08QTLF: 8″ Anti Siphon Wall Hydrant
421-10QTLF: 10″ Anti Siphon Wall Hydrant
421-12QTLF: 12″ Anti Siphon Wall Hydrant
421-14QTLF: 14″ Anti Siphon Wall Hydrant
421-04LKLF: 4″ Anti Siphon Wall Hydrant Also Loose Key
421-06LKLF: 6″ Anti Siphon Wall Hydrant Also Loose Key
421-08LKLF: 8″ Anti Siphon Wall Hydrant Also Loose Key
421-10LKLF: 10″ Anti Siphon Wall Hydrant Also Loose Key
421-12LKLF: 12″ Anti Siphon Wall Hydrant Also Loose Key
421-14LKLF: 14″ Anti Siphon Wall Hydrant Also Loose Key