Check Valves and Backflow Preventers

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  1. popularity: 98 1-1/4" Swing Check Valve, Brass, NPT Connection Type - 10F325 Product Code: #C1911158
    Special Price $76.77 List Price $93.62
  2. popularity: 98 Watts 1/2" Check Valve, Polysulfone, Push Connection Type - 3540B-10 Product Code: #C1911212
    Special Price $6.86 List Price $8.37
  3. popularity: 98 Watts 1/2" Dual Check Valve, Bronze, FNPT Union Connection Type - 9D-M3-1/2" Product Code: #C1911216
    Special Price $54.73 List Price $66.74
  4. popularity: 98 Apollo 3/4" Ball Cone Spring Check Valve, Bronze, FNPT Connection Type - 6110401 Product Code: #C1910620
    Special Price $35.28 List Price $43.02
  5. popularity: 98 SMC 1/2" Piston Spring Check Valve, Brass, MNPT x FNPT Connection Type - CHK BRS 810-8M8F-B Product Code: #C1911055
    Special Price $24.46 List Price $29.83
  6. popularity: 98 Apollo 1/2" x 1-7/8" Vacuum Breaker, FNPT Connection Type - 3820301 Product Code: #C1911279
    Special Price $21.85 List Price $26.65
  7. popularity: 98 Campbell 1" Spring Check Valve, Lead Free Brass, FNPT Connection Type - 4031E Product Code: #C1910691
    Special Price $40.11 List Price $48.91
  8. popularity: 98 1-1/2" Swing Check Valve, Brass, NPT Connection Type - 10F326 Product Code: #C1911159
    Special Price $49.96 List Price $60.93
  9. popularity: 98 Apollo 1" Ball Cone Spring Check Valve, Bronze, FNPT Connection Type - 6110501 Product Code: #C1910621
    Special Price $55.35 List Price $67.50
  10. popularity: 90 SMC 1/4" Ball Cone Spring Check Valve, Polypropylene, Barb Connection Type - PP CHK 695-4B4B-B Product Code: #C1911063
    Special Price $4.92 List Price $6.00
  11. popularity: 80 Hayward 2" Check Valve, CPVC, SKT/FNPT Connection Type - TC20200ST Product Code: #C1910779
    Special Price $135.56 List Price $165.32
  12. popularity: 80 SMC 3/8" Ball Cone Spring Check Valve, Gray PVC, Barb Connection Type - PVC CHK 426-6B6B-F Product Code: #C1911082
    Special Price $17.95 List Price $21.89
  13. popularity: 50 3/4" x 1-5/16" Vacuum Breaker, FIP x GHT Connection Type - 6AJZ4 Product Code: #C1911306
    Special Price $6.47 List Price $7.89
  14. popularity: 50 Milwaukee Valve 6" Swing Check Valve, Cast Iron, Flanged Connection Type - 2974-M 6 Product Code: #C1910880
    Special Price $609.26 List Price $743.00
  15. popularity: 50 Campbell 1-1/4" Spring Check Valve, Low Lead Brass, FNPT Connection Type - CV-5TLF Product Code: #C1910682
    Special Price $45.56 List Price $55.56
  16. popularity: 50 SSI 8" Triple Duty Check Valve, Cast Iron, 125 Class Flange Connection Type - 0800-125TFI-B Product Code: #C1949872
    Special Price $2,124.15 List Price $2,590.43
  17. popularity: 50 Watts Total Relief Kit, For Use With Watts Series 909, 3/4 to 1" - 909 3/4 - 1 Total Relief Kit Product Code: #C1910483
    Special Price $234.95 List Price $286.52
  18. popularity: 50 SMC 1/4" Ball Cone Spring Check Valve, Gray PVC, Push Connection Type - PVC CHK 426-4SMC4SMC-B Product Code: #C1911085
    Special Price $23.43 List Price $28.57
  19. popularity: 50 Milwaukee Valve 3/4" Swing Y Check Valve, Bronze, FNPT Connection Type - 508 3/4" Product Code: #C1910882
    Special Price $99.22 List Price $121.00
  20. popularity: 50 Campbell 2" Spring Foot Valve, Low Lead Brass, FNPT Connection Type - FV-8TLF Product Code: #C1910685
    Special Price $81.97 List Price $99.96
  21. popularity: 50 Watts Total Relief Kit, For Use With Watts Series 909, 4" - 909 4 Total Relief Kit Product Code: #C1910485
    Special Price $795.23 List Price $969.79
  22. popularity: 50 SMC 3/8" Ball Cone Spring Check Valve, Gray PVC, Push Connection Type - PVC CHK 426-6SMC6SMC-B Product Code: #C1911087
    Special Price $23.44 List Price $28.59
  23. popularity: 50 Watts 3/8" x 1-3/4" Anti-Siphon Vacuum Breaker, NPT Connection Type - LF288A-3/8" Product Code: #C1911310
    Special Price $82.01 List Price $100.01
  24. popularity: 50 Milwaukee Valve 1-1/4" Swing Y Check Valve, Bronze, FNPT Connection Type - 508 1-1/4" Product Code: #C1910884
    Special Price $167.08 List Price $203.76
  25. popularity: 50 Campbell 1-1/4" Check Valve, Lead Free Brass, FNPT Connection Type - 4062E Product Code: #C1910688
    Special Price $64.35 List Price $78.48
  26. popularity: 50 Hayward 2-1/2" Wafer Check Valve, PVC, Flanged Connection Type - WCV1250VS Product Code: #C1949918
    Special Price $329.89 List Price $402.31
  27. popularity: 50 Watts Total Relief Kit, For Use With Watts Series 909 M1, 1-1/4 to 2" - 909 M1 1 1/4 - 2 Total Relief Kit Product Code: #C1910487
    Special Price $362.24 List Price $441.76
  28. popularity: 50 Watts 3/4" x 2-1/4" Anti-Siphon Vacuum Breaker, NPT Connection Type - LF288A-3/4" Product Code: #C1911312
    Special Price $80.10 List Price $97.68
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