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Check Valves and Backflow Preventers

40 Results Found that Include 115 Products 

 |  Results per page: 16 | 32 | 48

Reduced Pressure Zone Backflow Preventer

WATTS

Multiple product options available

Check Valve

HAYWARD

Multiple product options available

Swing Check Valve

MILWAUKEE VALVE

Multiple product options available

Reduced Pressure Zone Backflow Preventer

WILKINS

Multiple product options available

Double Disc Check Valve, Cast Iron, 6 In.

SSI

Grainger Item # 1RXK3 | Mfr. Model # 0600-125WTIBB-T

Catalog Page # 4060 (PDF)

Double Disc Check Valve, Material of Construction Cast Iron, Size 6 In., Connection Type 125 Class Wafer...More

Wafer Check Valve

HAYWARD

Multiple product options available

Reduced Pressure Zone Backflow Preventer

APOLLO

Multiple product options available

Dual Check Valve Backflow Preventer, 3/4

WATTS

Grainger Item # 5AJ89 | Mfr. Model # 912-HP 3/4"

Catalog Page # 4068 (PDF)

Dual Check Valve, Material of Construction Brass, Size 3/4 In., Connection Type FNPT x MNPT, Length 9-3/16...More

Anti-Siphon Backflow Preventer

WATTS

Multiple product options available

Swing Check Valve

GRAINGER APPROVED VENDOR

Multiple product options available

Total Relief Kit, Watts Series 009 M2,2In

WATTS

Grainger Item # 6AUU2 | Mfr. Model # 009 M2 2 Total Relief Kit

Catalog Page # 4065 (PDF)

Total Relief Kit, For Use With Watts Series 009 M2, 2 In., Includes Seat, Seat O-ring, Stem and Diaphragm...More

Piston Check Valve

SHARPE VALVES

Multiple product options available

Relief Valve Repair Kit

WATTS

Multiple product options available

Double Check Valve Assembly, Watts 007

WATTS

Grainger Item # 15W059 | Mfr. Model # 1 LF007M1-QT-S

Catalog Page # 4067 (PDF)

Double Check Valve Assembly, Series Watts 007, Size 1 In., Connection FNPT, Body Material Bronze, Temp. Range...More

Spring Check Valve, 1.5In, Clamp, SS, 145psi

VNE

Grainger Item # 11A416 | Mfr. Model # 45C-61.5-V

Catalog Page # 3888 (PDF)

Spring Check Valve, Material of Construction T316L Stainless Steel, Tube Size 1-1/2 In., Connection Clamp,...More

Y Check Valve

HAYWARD

Multiple product options available

Silent Check Valve, Cast Iron, 4 In.

SSI

Grainger Item # 1RXG5 | Mfr. Model # 0400-125WCITM-T

Catalog Page # 4060 (PDF)

Silent Check Valve, Material of Construction Cast Iron, Size 4 In., Connection Type 125 Class Wafer Flange,...More

Check Valve

PARKER

Multiple product options available

Vacuum Breaker, 1-1/2 In, FNPT, PVC, 100 psi

PLAST-O-MATIC

Grainger Item # 11D209 | Mfr. Model # VBS150VT-PV

Catalog Page # 4064 (PDF)

Vacuum Breaker, Size 1-1/2 In., Connection Type FNPT, Material of Construction PVC, Seal Viton, Max. Pressure...More

Triple Duty Check Valve, Cast Iron, 3 In.

SSI

Grainger Item # 1RXE5 | Mfr. Model # 0300-125TFI-B

Catalog Page # 4060 (PDF)

Triple Duty Check Valve, Material of Construction Cast Iron, Size 3 In., Connection Type 125 Class Flange,...More

Check Valve, CPVC and EPDM, 2 In.

GEORG FISCHER

Grainger Item # 33Z886 | Mfr. Model # 163562107

Catalog Page # 4059 (PDF)

Check Valve, Material of Construction CPVC and EPDM, Size 2 In., Connection Type Socket/Threaded, Length...More

Vent Elbows, Watts Series 909 ELH

WATTS

Grainger Item # 6AUZ2 | Mfr. Model # 909ELH

Catalog Page # 4064 (PDF)

Vent Elbows, For Use With Watts Series 909 ELH

Y Check Valve, PVC, 3 In., Spigot

GF PIPING SYSTEMS

Grainger Item # 4KPY3 | Mfr. Model # 192304013

Catalog Page # 4059 (PDF)

Y Check Valve, Material of Construction PVC, Size 3 In., Connection Type Spigot, Length 12-1/4 In., Width...More

Plug/Disc Spring Check Valve

HAYWARD

Multiple product options available

Swing Check Valve, Low Lead Bronze, 2 In.

APOLLO

Grainger Item # 36N629 | Mfr. Model # 61YLF208T1PR

Catalog Page # 3903 (PDF)

Swing Check Valve, Material of Construction Low Lead Bronze, Size 2 In., Connection Type Press, Length...More

Check Valve, Polypropylene, 2 In., FNPT

PLAST-O-MATIC

Grainger Item # 11D196 | Mfr. Model # CKS200VT-NC-PP

Catalog Page # 4060 (PDF)

Check Valve, Material of Construction Polypropylene, Size 2 In., Connection Type FNPT, Length 8-3/8 In.,...More

Spill Resistant Vacuum Breaker, 3/4 in.

WATTS

Grainger Item # 29YL84 | Mfr. Model # LF289-3/4"

Catalog Page # NA

Spill Resistant Vacuum Breaker, Size 3/4 In., Connection Type NPT, Material of Construction Lead Free Bronze,...More

Spring Loaded Y Check Valve

HAYWARD

Multiple product options available

True Union Y Check Valve

HAYWARD

Multiple product options available

Air Gap, 3 In, NPT, Use w/Watts Series 909

WATTS

Grainger Item # 6AUX0 | Mfr. Model # 909 AGK 4-6 8-10 M1

Catalog Page # NA

Air Gap, For Use With Watts Series 909, 4 In. to 6 In., 909 M1, 8 In. to 10 In., Size 3 In., Connection Type...More

Ball Check Valve, Polypropylene, 1-1/2 In.

ORION

Grainger Item # 3PFW3 | Mfr. Model # 11/2 BC

Catalog Page # NA

Ball Check Valve, Material of Construction Polypropylene, Size 1-1/2 In., Connection Type Socket Fusion,...More

Air Gap, 4 In, NPT, Use w/Watts Series 909

WATTS

Grainger Item # 6AUX1 | Mfr. Model # 909 AGM 8-10 909

Catalog Page # NA

Air Gap, For Use With Watts Series 909, 8 In. to 10 In., Size 4 In., Connection Type NPT, Length 11-1/4 In.,...More

 |  Results per page: 16 | 32 | 48
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