Backflow Preventers

Backflow preventers protect drinking water from contamination by ensuring one-way flow.

Brand

Nominal Size

End Style

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Showing 16 of 267 Results

Ames 0062492 Double Check Valve Assembly, 1 in

Ames 0062492 Double Check Valve Assembly, 1 in

PN: 849724
UPC: 098268796865
MPN: 0062492

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Ames By Watts® 0062489 Check Valve Assembly, 3/4 in

Ames By Watts® 0062489 Check Valve Assembly, 3/4 in

PN: 391299
UPC: 098268890662
MPN: 0062489

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Ames By Watts® 0062495 Check Valve Assembly, 2 in

Ames By Watts® 0062495 Check Valve Assembly, 2 in

PN: 175315
UPC: 098268796896
MPN: 0062495

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Ames By Watts® 0062542 Check Valve Assembly, 1-1/2 in

Ames By Watts® 0062542 Check Valve Assembly, 1-1/2 in

PN: 165828
UPC: 098268410372
MPN: 0062542

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Ames By Watts® 0124567 Detector Assembly, 8 in

Ames By Watts® 0124567 Detector Assembly, 8 in

PN: 513254
UPC: 098268837896
MPN: 0124567

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Ames By Watts® 0124585 Detector Assembly, 4 in

Ames By Watts® 0124585 Detector Assembly, 4 in

PN: 438830
UPC: 098268838206
MPN: 0124585

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Ames By Watts® 0124586 Detector Assembly, 6 in

Ames By Watts® 0124586 Detector Assembly, 6 in

PN: 477421
UPC: 098268838213
MPN: 0124586

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Ames By Watts® 0124596 Detector Assembly, 8 in

Ames By Watts® 0124596 Detector Assembly, 8 in

PN: 477423
UPC: 098268838428
MPN: 0124596

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Ames By Watts® 0124597 Detector Assembly, 8 in

Ames By Watts® 0124597 Detector Assembly, 8 in

PN: 706148
UPC: 098268838435
MPN: 0124597

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Ames By Watts® 0124676 Detector Assembly, 2-1/2 in

Ames By Watts® 0124676 Detector Assembly, 2-1/2 in

PN: 656113
UPC: 098268840247
MPN: 0124676

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Ames By Watts® 0191026 Check Valve Assembly, 4 in

Ames By Watts® 0191026 Check Valve Assembly, 4 in

PN: 66952
UPC: 737733000273
MPN: 0191026

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Ames By Watts® 0191062 Detector Assembly, 4 in

Ames By Watts® 0191062 Detector Assembly, 4 in

PN: 44371
UPC: 737733000631
MPN: 0191062

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Ames By Watts® 0191063 Detector Assembly, 6 in

Ames By Watts® 0191063 Detector Assembly, 6 in

PN: 44474
UPC: 737733000648
MPN: 0191063

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Ames By Watts® 0191199 3 in Check Valve Assembly

Ames By Watts® 0191199 3 in Check Valve Assembly

PN: 15196
UPC: 737733001973
MPN: 0191199

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Ames By Watts® 0191200 4 in Check Valve Assembly

Ames By Watts® 0191200 4 in Check Valve Assembly

PN: 15219
UPC: 737733001980
MPN: 0191200

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Ames By Watts® 0191201 6 in Check Valve Assembly

Ames By Watts® 0191201 6 in Check Valve Assembly

PN: 15256
UPC: 737733001997
MPN: 0191201

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Ames By Watts® 0191202 8 in Check Valve Assembly

Ames By Watts® 0191202 8 in Check Valve Assembly

PN: 15272
UPC: 737733002000
MPN: 0191202

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Ames By Watts® 0191203 Check Valve Assembly, 10 in

Ames By Watts® 0191203 Check Valve Assembly, 10 in

PN: 394069
UPC: 737733002017
MPN: 0191203

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Ames By Watts® 0191204 Check Valve Assembly, 2-1/2 in

Ames By Watts® 0191204 Check Valve Assembly, 2-1/2 in

PN: 48269
UPC: 737733002024
MPN: 0191204

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Ames By Watts® 0191222 Check Valve Assembly, 2-1/2 in

Ames By Watts® 0191222 Check Valve Assembly, 2-1/2 in

PN: 39117
UPC: 737733002208
MPN: 0191222

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Ames By Watts® 0191223 Check Valve Assembly, 3 in

Ames By Watts® 0191223 Check Valve Assembly, 3 in

PN: 75037
UPC: 737733002215
MPN: 0191223

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Ames By Watts® 0191224 Check Valve Assembly, 4 in

Ames By Watts® 0191224 Check Valve Assembly, 4 in

PN: 75057
UPC: 737733002222
MPN: 0191224

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Ames By Watts® 0191225 Check Valve Assembly, 6 in

Ames By Watts® 0191225 Check Valve Assembly, 6 in

PN: 75075
UPC: 737733002239
MPN: 0191225

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Ames By Watts® 0191227 Check Valve Assembly, 3 in

Ames By Watts® 0191227 Check Valve Assembly, 3 in

PN: 704399
UPC: 737733002253
MPN: 0191227

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Ames By Watts® 0191236 Detector Assembly, 2-1/2 in

Ames By Watts® 0191236 Detector Assembly, 2-1/2 in

PN: 56732
UPC: 737733002345
MPN: 0191236

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Ames By Watts® 0191237 Detector Assembly, 3 in

Ames By Watts® 0191237 Detector Assembly, 3 in

PN: 76286
UPC: 737733002352
MPN: 0191237

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Ames By Watts® 0191238 Detector Assembly, 4 in

Ames By Watts® 0191238 Detector Assembly, 4 in

PN: 76317
UPC: 737733002369
MPN: 0191238

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Ames By Watts® 0191239 Detector Assembly, 6 in

Ames By Watts® 0191239 Detector Assembly, 6 in

PN: 76349
UPC: 737733002376
MPN: 0191239

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Ames By Watts® 0191240 Detector Assembly, 8 in

Ames By Watts® 0191240 Detector Assembly, 8 in

PN: 76379
UPC: 737733002383
MPN: 0191240

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Ames By Watts® 0191241 Detector Assembly, 10 in

Ames By Watts® 0191241 Detector Assembly, 10 in

PN: 526834
UPC: 737733002390
MPN: 0191241

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Ames By Watts® 0191250 Detector Assembly, 4 in

Ames By Watts® 0191250 Detector Assembly, 4 in

PN: 43832
UPC: 737733002482
MPN: 0191250

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Ames By Watts® 0191258 Detector Assembly, 2-1/2 in

Ames By Watts® 0191258 Detector Assembly, 2-1/2 in

PN: 36941
UPC: 737733002567
MPN: 0191258

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Ames By Watts® 0191259 Detector Assembly, 3 in

Ames By Watts® 0191259 Detector Assembly, 3 in

PN: 52400
UPC: 737733002574
MPN: 0191259

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Ames By Watts® 0191260 Detector Assembly, 4 in

Ames By Watts® 0191260 Detector Assembly, 4 in

PN: 52432
UPC: 737733002581
MPN: 0191260

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Ames By Watts® 0191261 Detector Assembly, 6 in

Ames By Watts® 0191261 Detector Assembly, 6 in

PN: 52463
UPC: 737733002598
MPN: 0191261

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Ames By Watts® 0191271 Zone Assembly, 3 in

Ames By Watts® 0191271 Zone Assembly, 3 in

PN: 46623
UPC: 737733002697
MPN: 0191271

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Ames By Watts® 0191314 Detector Assembly, 4 in

Ames By Watts® 0191314 Detector Assembly, 4 in

PN: 20696
UPC: 737733003120
MPN: 0191314

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Ames By Watts® 0191419 Check Valve Assembly, 8 in

Ames By Watts® 0191419 Check Valve Assembly, 8 in

PN: 75147
UPC: 737733003960
MPN: 0191419

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Ames By Watts® 0191420 Check Valve Assembly, 8 in

Ames By Watts® 0191420 Check Valve Assembly, 8 in

PN: 704401
UPC: 737733003977
MPN: 0191420

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Ames By Watts® 0191422 Detector Assembly, 8 in

Ames By Watts® 0191422 Detector Assembly, 8 in

PN: 52505
UPC: 737733003991
MPN: 0191422

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Ames By Watts® 0191423 Detector Assembly, 8 in

Ames By Watts® 0191423 Detector Assembly, 8 in

PN: 704404
UPC: 737733004004
MPN: 0191423

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Ames By Watts® 0436090 Zone Assembly, 1/2 in

Ames By Watts® 0436090 Zone Assembly, 1/2 in

PN: 690394
UPC: 098268796902
MPN: 0436090

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Ames By Watts® 0436097 Zone Assembly, 3/4 in

Ames By Watts® 0436097 Zone Assembly, 3/4 in

PN: 493241
UPC: 098268888454
MPN: 0436097

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Ames By Watts® 0690453 Check Valve Assembly, 8 in

Ames By Watts® 0690453 Check Valve Assembly, 8 in

PN: 21223
UPC: 737733007470
MPN: 0690453

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Ames By Watts® 0690458 Detector Assembly, 8 in

Ames By Watts® 0690458 Detector Assembly, 8 in

PN: 1777
UPC: 737733007500
MPN: 100836

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Ames By Watts® 0690472 Check Valve Assembly, 2-1/2 in

Ames By Watts® 0690472 Check Valve Assembly, 2-1/2 in

PN: 69787
UPC: 737733007562
MPN: 0690472

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Ames By Watts® 0690475 Detector Assembly, 2-1/2 in

Ames By Watts® 0690475 Detector Assembly, 2-1/2 in

PN: 31755
UPC: 737733007593
MPN: 0690475

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Ames By Watts® 0690484 Detector Assembly, 3 in

Ames By Watts® 0690484 Detector Assembly, 3 in

PN: 1697
UPC: 737733007685
MPN: 008040

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Ames By Watts® 0690490 Check Valve Assembly, 4 in

Ames By Watts® 0690490 Check Valve Assembly, 4 in

PN: 21140
UPC: 737733007746
MPN: 0690490

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Ames By Watts® 0690493 Detector Assembly, 4 in

Ames By Watts® 0690493 Detector Assembly, 4 in

PN: 1710
UPC: 737733007777
MPN: 807-007

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Ames By Watts® 0690500 Check Valve Assembly, 6 in

Ames By Watts® 0690500 Check Valve Assembly, 6 in

PN: 21170
UPC: 737733007845
MPN: 0690500

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Ames By Watts® 0690503 Detector Assembly, 6 in

Ames By Watts® 0690503 Detector Assembly, 6 in

PN: 1747
UPC: 737733007876
MPN: CB6792NGE0

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Ames By Watts® 0690530 Check Valve Assembly, 10 in

Ames By Watts® 0690530 Check Valve Assembly, 10 in

PN: 69574
UPC: 737733008002
MPN: 0690530

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Apollo™ 3820306 Vacuum Breaker, 1/2 in

Apollo™ 3820306 Vacuum Breaker, 1/2 in

PN: 79668
UPC: 670750965135
MPN: 3820306

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Apollo™ 3850201 Vacuum Breaker, 3/8 in

Apollo™ 3850201 Vacuum Breaker, 3/8 in

PN: 320073
UPC: 670750565762
MPN: 3850201

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Apollo™ 38Lf10301 Vacuum Breaker, 1/2 in

Apollo™ 38Lf10301 Vacuum Breaker, 1/2 in

PN: 356496
UPC: 670750509612
MPN: 38LF10301

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Apollo™ 38Lf10401 Vacuum Breaker, 3/4 in

Apollo™ 38Lf10401 Vacuum Breaker, 3/4 in

PN: 211896
UPC: 670750509629
MPN: 38LF10401

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Apollo™ 38Lf314As Vacuum Breaker, 3/4 in

Apollo™ 38Lf314As Vacuum Breaker, 3/4 in

PN: 353387
UPC: 670750061127
MPN: 38LF314AS

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Apollo™ 4A-505-02F Vacuum Breaker, 1 in

Apollo™ 4A-505-02F Vacuum Breaker, 1 in

PN: 115189
UPC: 670750818325
MPN: 4A-505-02F

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Apollo™ 4A4A33Am Backflow Preventer, 1/2 in

Apollo™ 4A4A33Am Backflow Preventer, 1/2 in

PN: 46637
UPC: 670750336683
MPN: 4A4A33AM

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1 - 60 of 267

Backflow preventers are essential devices designed to protect potable water supplies from contamination due to backflow. They ensure that water flows in one direction, preventing harmful substances from entering the drinking water system. Widely used in residential, commercial, and industrial applications, these devices are crucial for maintaining public health and compliance with plumbing codes. Proper installation and maintenance are vital for optimal performance.