Collection: Arrowhead Brass Backflow Preventer Faucet Parts

The Arrowhead Brass 481LF series self draining anti-siphon frost proof hydrants have a ¾” Uponor (PEX A) inlet. Also The 481LF series includes Arrowhead Brass’s exclusive O-ring bonnet and stem design (no packaging nut to tighten) and a 3-year limited warranty. Also, Arrowhead Brass Backflow Preventer

481LF features:

Made from a heavy duty, and lead free bronze alloy
Factory-installed fine thread self draining vacuum breaker allows hydrant to drain when shut off to prevent freezing
Available in 2”, 4”, 6”, 8”, 10”, 12”, and 14” lengths
Inlet Connection: ¾” Uponor – PEX A
Outlet Connection: ¾” hose thread
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: for Arrowhead Brass Backflow Preventer


481-04LF: 4″ Self-Draining Also Anti-Siphon Wall Hydrant
481-06LF: 6″ Self-Draining Also Anti-Siphon Wall Hydrant
481-08LF: 8″ Self-Draining Also Anti-Siphon Wall Hydrant
481-10LF: 10″ Self-Draining Also Anti-Siphon Wall Hydrant
481-12LF: 12″ Self-Draining Also Anti-Siphon Wall Hydrant
481-14LF: 14″ Self-Draining Anti-Siphon Wall Hydrant
481-04LKLF: 4″ Self-Draining Anti-Siphon Wall Hydrant- Loose Key
481-06LKLF: 6″ Self-Draining Anti-Siphon Wall Hydrant- Loose Key
481-08LKLF: 8″ Self-Draining Anti-Siphon Wall Hydrant- Loose Key
481-10LKLF: 10″ Self-Draining Anti-Siphon Wall Hydrant- Loose Key
481-12LKLF: 12″ Self-Draining Anti-Siphon Wall Hydrant- Loose Key
481-14LKLF: 14″ Self-Draining Anti-Siphon Wall Hydrant- Loose Key