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Ames
Apollo / Conbraco
A.R.I
Beeco

Deringer
Febco
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Wilkins

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Wilkins
Universal
Backflow Repair Manual

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Repair Parts

Ames
Apollo / Conbraco
A.R.I
Beeco

Cla-Val
Deringer
Febco
Flomatic

Hersey
Rain Bird
Watts
Wilkins

Complete Assemblies

Ames
Apollo / Conbraco
A.R.I
Beeco

Deringer
Febco
Watts
Wilkins

Specialty Tools

Ames
Apollo / Conbraco
Febco
Flomatic

Watts
Wilkins
Universal
Backflow Repair Manual

Accessories

Theft Prevention
Soft Seated Check Valves
Wye Strainers
Flange Accessories
Lube

Water Meters
Water Hammer Arrestors
Thermal Expansion Tanks
Freeze Protection Valves

Backflow Tags
Test Fittings & Adapters
Backflow Repair Manual

Testing Equipment

Duke Barton
Mid-West
Watts
Arbiter

Test Fittings
Testing Tools
Schedule A Calibration

Enclosures & Cages

SafeTCover
Small Enclosures
Large Enclosures

Rock Enclosures
Cages
Insulated Bags

Shutoff Valves

Outside Stem & Yoke (OS&Y)
Non-Rising Stem (NRS)
Butterfly Gate Valves (BGV)
General Use Ball Valves

Gear Operated Ball Valves
Bolt & Gasket Kits
Test Cocks
OSY Packing

ACV

Ames
Apollo / Conbraco
Bermad
Cla-Val

Flomatic
OCV
Singer
Watts

Zurn/Wilkins

Fire Protection

Fire Pump Repack Kits
Fire Pump Accessories
Casing Relief Valves
Fire Pump Relief Valves

UL Listed Pressure Reducing Valves
Testing Equipment
Hose Valves & Test Headers
Riser & Standpipe Equipment
Flange Accessories

Altitude Control Valves
Control Valves
Gauges
Accessories
Supervisory and Flow Switches

American Backflow / Products / Repair Parts / Spring Cup O-ring

Product

Spring Cup O-ring

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Part # D-3506-00

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