Deringer 20GX Double Check Backflow Preventer with OS&Y Gate Valves

Deringer 20GX Double Check prevents non-health hazard pollutants from entering a potable water supply system. The shortest, lightest backflow assembly.

Deringer 20 Double Check Backflow Prevention Valve (DC)

Deringer 30GX Double Check Detector Backflow Assembly

Deringer 20G Double Check Backflow Preventer with Gate Valves

NEW PRODUCT RELEASE‼️ Backflow Direct is very excited to announce

Deringer 20/20G - Ames Fire & Waterworks

Deringer 20GX Double Check Backflow Preventer with OS&Y Gate Valves

DERINGER 20GX 6 - Ames Fire & Waterworks

Double Check Valve Assemblies

Deringer 30GX Double Check Detector Backflow Assembly

DBL CHK BFP W/ OS&Y GATE VLVS

Deringer 20 Double Check Backflow Prevention Valve (DC)

Deringer 20G Double Check Backflow Preventer with Gate Valves

Ames Deringer Model 20 6 – 8 Double Check Valve Assembly Repair