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Check Valves & Backflow Preventers
Check valves and backflow preventers ensure unidirectional flow, safeguarding water quality.
Brand
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Showing 60 of 795 Results
Apollo® 6WC10AN1LF 910WB-LF Wafer Body Check Valve, 4 in Nominal
PN: 515235
UPC: 670750391767
MPN: 6WC10AN1LF
This product is obsolete. View replacement products.
Apollo® 6WC10CN1LF 910WB-LF Wafer Body Check Valve, 6 in Nominal
PN: 515237
UPC: 670750392085
MPN: 6WC10CN1LF
Spears® SML-4XP-A Utility Backwater Valve, 4 in Socket, PVC
PN: 751181
UPC: 054211179932
MPN: SML-4XP-A
Victaulic® V040716PE0 Vic-Check® 716 Check Valve, 4 in Nominal Size
PN: 40201
UPC: 688304109508
MPN: V040716PE0
AMES by WATTS® Colt™ 0191236 C300-OSY-GPM 2 1/2 Detector Assembly, 2-1/2 in
PN: 56732
UPC: 737733002345
MPN: 0191236
Spears® 4529-012 PVC Ball Check Valve, 1-1/4 in Nominal, 5-3/4 in Inlet to Outlet Length
PN: 46897
UPC: 54211400296
MPN: 4529-012
AMES by WATTS® Colt™ 0191202 C200-OSY 8 Double Check Valve Assembly, 8 in
PN: 15272
UPC: 737733002000
MPN: 0191202
Spears® 4529-020C CPVC Ball Check Valve, 2 in Nominal, 7-7/8 in Inlet to Outlet Length
PN: 12329
UPC: 54211385524
MPN: 4529-020C
Spears® S675P-AK PVC Backwater Valve, 6 in Nominal
PN: 16658
UPC: 54211842621
MPN: S675P-AK
This product is obsolete. View replacement products.
Apollo™ 4ALF20009 Reduced Pressure Principle Backflow Preventer, 3 in Nominal
PN: 211464
UPC: 670750671449
MPN: 4ALF20009
Apollo™ 4ALF10C03 Lead Free Double Check Valve, 6 in Nominal
PN: 211204
UPC: 670750549137
MPN: 4ALF10C03
Apollo™ 4ALF20C03 Reduced Pressure Principle Backflow Preventer, 6 in Nominal
PN: 211392
UPC: 670750550324
MPN: 4ALF20C03
Apollo™ 61LF10001 Lead Free Bronze Ball-Cone In-Line Check Valve, 3 in Nominal Size
PN: 212975
UPC: 670750511356
MPN: 61LF10001
Sharkbite® U2008-0000LF General Purpose Spring Check Valve, 1/2 in Nominal
PN: 215968
UPC: 697285002579
MPN: U2008-0000LF
Apollo™ 4ALF208A2F Bronze Reduced Pressure Backflow Preventer, 2 in Nominal
PN: 184956
UPC: 670750111310
MPN: 4ALF208A2F
This product is obsolete. View replacement products.
Spears® 4522-040 PVC Ball Check Valve, 4 in Nominal, 11-13/16 in Inlet to Outlet Length
PN: 65837
UPC: 054211863633
MPN: 4522-040
Watts® 0881576 Air Gap, 3/4 to 1 in
PN: 124067
UPC: 9826821356
MPN: 881576
This product is obsolete. View replacement products.
Spears® 4529-007C CPVC Ball Check Valve, 3/4 in Nominal, 4-3/4 in Inlet to Outlet Length
PN: 79687
UPC: 054211385487
MPN: 4529-007C
AMES by WATTS® Colt™ 0191238 C300-OSY-GPM 4 Detector Assembly, 4 in
PN: 76317
UPC: 737733002369
MPN: 0191238
Spears® 4522-030C CPVC Ball Check Valve, 3 in Nominal, 10-13/16 in Inlet to Outlet Length
PN: 87201
UPC: 054211864531
MPN: 4522-030C
ProPress® 79040 Model 2974ZL In-Line Check Valve, 3/4 in Nominal
PN: 433402
UPC: 691514790404
MPN: 79040
DFT WLC 9033V 4 WAFER, CAST IRON
PN: 381956
MPN: 9033V
This product is obsolete. View replacement products.
DFT WLC 9055V 6 WAFER, CAST IRON
PN: 381958
MPN: 9055V
This product is obsolete. View replacement products.
DFT SCV 8369NPT 1" SS SPRING CHECK
PN: 381964
MPN: 8369NPT
This product is obsolete. View replacement products.
Spears® S1580-30 PVC Utility Spring Check Valve, 3 in Nominal, 8-7/16 in Inlet to Outlet Length
PN: 406517
UPC: 054211479087
MPN: S1580-30
Spears® 4522-040C CPVC Ball Check Valve, 4 in Nominal, 11-13/16 in Inlet to Outlet Length
PN: 427395
UPC: 054211864630
MPN: 4522-040C
Febco® 0683009 LF825Y-QT 1-1/2 Y-Pattern Reduced Pressure Zone Assembly, 1-1/2 in
PN: 427519
UPC: 098268455304
MPN: 0683009
Apollo™ 61YLF205T1PR Lead Free Bronze Y-Pattern Swing Check Valve, 1 in Nominal
PN: 300715
UPC: 670750686382
MPN: 61YLF205T1PR
Apollo™ 61Y19701 Bronze Y-Pattern Swing Check Valve, 1-1/2 in Nominal Size
PN: 363973
UPC: 670750682827
MPN: 61Y19701
Apollo™ 6210201 Stainless Steel Ball-Cone In Line Check Valve, 3/8 in Nominal
PN: 652758
UPC: 670750633232
MPN: 62-102-01
Febco® 825GBV 825Y-QT 1-1/2 Y-Pattern Reduced Pressure Zone Assembly, 1-1/2 in
PN: 514728
UPC: 643925002003
MPN: 825GBV
1 - 60 of 795
Check valves and backflow preventers are essential components in fluid systems, ensuring unidirectional flow and preventing reverse flow that can lead to contamination. These devices safeguard water quality and system integrity in various applications, from residential plumbing to industrial processes. Reliable and efficient, they are crucial for maintaining operational safety and compliance with regulatory standards.