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    • Hydraulics, Pneumatics, Pumps & Plumbing
    • Valves & Manifolds
    • Backflow Preventers

    Backflow Preventers

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    • Genuine 1" Zurn Wilkins (975XL) Reduced Pressure Zone Backflow Preventer *READ*
      SPONSORED

      Genuine 1" Zurn Wilkins (975XL) Reduced Pressure Zone Backflow Preventer *READ*

      C $449.79
      or Best Offer
    • WATTS 9D 3/4"  Backflow Preventer w/ Intermediate Atmospheric Vent 250°F 175 PSI
      SPONSORED

      WATTS 9D 3/4" Backflow Preventer w/ Intermediate Atmospheric Vent 250°F 175 PSI

      C $83.69
      or Best Offer
    • Watts 0792038, LF288, 1/2" Antisiphon Vacuum Breaker Backflow Preventer
      SPONSORED

      Watts 0792038, LF288, 1/2" Antisiphon Vacuum Breaker Backflow Preventer

      5 out of 5 stars (2)2 product ratings - Watts 0792038, LF288, 1/2" Antisiphon Vacuum Breaker Backflow Preventer
      C $38.66
    • Watts SS009M3-QT Reduced Pressure Zone Assembly 1/2" Backflow Preventer
      SPONSORED

      Watts SS009M3-QT Reduced Pressure Zone Assembly 1/2" Backflow Preventer

      C $1,352.91
      C $54.35 shipping
    • Watts 3/4 9D-M2 backflow preventer

      Watts 3/4 9D-M2 backflow preventer

      C $70.87
    • Zurn Wilkins 1" 375 Reduced Pressure Backflow Preventer for Lawn Irrigation RPZ

      Zurn Wilkins 1" 375 Reduced Pressure Backflow Preventer for Lawn Irrigation RPZ

      C $289.91
      C $37.56 shipping
    • Watts Regulator N-LF9 - Model M2 Backflow Preventer 3/8" Chrome Brass Lab Faucet

      Watts Regulator N-LF9 - Model M2 Backflow Preventer 3/8" Chrome Brass Lab Faucet

      C $82.46
      C $31.86 shipping
      or Best Offer
    • Watts Automatic Fill Valve for Hot Water Boiler (B911S-M3)

      Watts Automatic Fill Valve for Hot Water Boiler (B911S-M3)

      C $115.90
    • WATTS LF007M1-QT 1” Backflow Preventer Double Check Valve Assembly Lead Free NEW

      WATTS LF007M1-QT 1” Backflow Preventer Double Check Valve Assembly Lead Free NEW

      4 out of 5 stars (1)1 product ratings - WATTS LF007M1-QT 1” Backflow Preventer Double Check Valve Assembly Lead Free NEW
      C $257.69
      C $45.84 shipping
    • Zurn 1UFX1F-700 Union FNPT Dual Check Valve

      Zurn 1UFX1F-700 Union FNPT Dual Check Valve

      C $54.12
    • Zurn Wilkins 2" 950XLT2 (2 Inch) Double Check Backflow Preventer Valve Assembly

      Zurn Wilkins 2" 950XLT2 (2 Inch) Double Check Backflow Preventer Valve Assembly

      C $773.09
      C $64.40 shipping
    • Zurn Wilkins 38-975XL2 3/8 In FNPT Bronze Body Backflow Preventer

      Zurn Wilkins 38-975XL2 3/8 In FNPT Bronze Body Backflow Preventer

      C $257.69
      or Best Offer
    • APOLLO DCLF4A 3/4" Backflow Preventer, Double Check Valve Assembly, 4ALF-104-A2F

      APOLLO DCLF4A 3/4" Backflow Preventer, Double Check Valve Assembly, 4ALF-104-A2F

      C $209.99
      or Best Offer
    • Johnson Controls VG1241CN+9T4GGA : 2-Way 1" Forged Brass Ball Valve
      SPONSORED

      Johnson Controls VG1241CN+9T4GGA : 2-Way 1" Forged Brass Ball Valve

      C $148.18
      C $39.40 shipping
      or Best Offer
    • Watts 47 BFP RK/900F RK Reduced Pressure Backflow Preventers Service Kit
      SPONSORED

      Watts 47 BFP RK/900F RK Reduced Pressure Backflow Preventers Service Kit

      C $95.67
      Was: C $127.56
      or Best Offer
    • Watts 0072207, 1" x 3/4" LF7R10-U2 Resedential Dual Check Valve Back Flow
      SPONSORED

      Watts 0072207, 1" x 3/4" LF7R10-U2 Resedential Dual Check Valve Back Flow

      C $115.97
    • Zurn Wilkins 975XL 3/4" Reduced Pressure Backflow Preventer Valve Parts Restore

      Zurn Wilkins 975XL 3/4" Reduced Pressure Backflow Preventer Valve Parts Restore

      C $106.93
    • MIDWEST INSTRUMENT 110646 Backflow Test Kit Hose for 835,845-5,847 Quick Connect

      MIDWEST INSTRUMENT 110646 Backflow Test Kit Hose for 835,845-5,847 Quick Connect

      C $241.30
      Only 1 left!
    • Watts 0061894 Backflow Preventer 9BD

      Watts 0061894 Backflow Preventer 9BD

      C $64.36
      C $16.52 shipping
      289 sold
    • WATTS 1RCZ6 Anti-Siphon Backflow Preventer Bronze WATTS 800 Series

      WATTS 1RCZ6 Anti-Siphon Backflow Preventer Bronze WATTS 800 Series

      C $152.03
      C $24.03 shipping
      2 watching
    • New Zurn Wilkins 375XL 3/4-Inch Lead Free Reduced Pressure Backflow Preventer

      New Zurn Wilkins 375XL 3/4-Inch Lead Free Reduced Pressure Backflow Preventer

      3.5 out of 5 stars (2)2 product ratings - New Zurn Wilkins 375XL 3/4-Inch Lead Free Reduced Pressure Backflow Preventer
      C $452.26
    • Watts TK-9A 3 Valve Backflow Preventer Test Kit

      Watts TK-9A 3 Valve Backflow Preventer Test Kit

      C $1,288.49
      or Best Offer
    • FEBCO 860-1 1/2" Reduced Pressure  Assembly BV RP

      FEBCO 860-1 1/2" Reduced Pressure Assembly BV RP

      C $418.76
    • CONBRACO BACK FLOW TESTER MODEL NO. 140AC--02-00,  Test Kit, Used, Excellent

      CONBRACO BACK FLOW TESTER MODEL NO. 140AC--02-00, Test Kit, Used, Excellent

      C $508.96
      C $96.20 shipping
    • Reduced Pressure Principle Assembly Zurn Wilkins 3/4"  975XL2AG - New Open box 

      Reduced Pressure Principle Assembly Zurn Wilkins 3/4" 975XL2AG - New Open box 

      C $289.91
      or Best Offer
    • Watts 3/4" N9-CD Back Flow Preventer / Dual check Valve / Garden Hose Thread

      Watts 3/4" N9-CD Back Flow Preventer / Dual check Valve / Garden Hose Thread

      C $45.10
      C $21.52 shipping
    • Watts TK9A Backflow Preventer Test Kit, 1516-E1003  (Z-1)

      Watts TK9A Backflow Preventer Test Kit, 1516-E1003 (Z-1)

      C $515.34
      or Best Offer
    • Watts Series 909 Backflow Preventer RPZ Relief Valve Service Parts Kit 881481

      Watts Series 909 Backflow Preventer RPZ Relief Valve Service Parts Kit 881481

      C $103.02
      or Best Offer
      4 watching
    • WATTS SERIES 909 BACKFLOW PREVENTERS - NEW IN BOX    (QL49)
      SPONSORED

      WATTS SERIES 909 BACKFLOW PREVENTERS - NEW IN BOX (QL49)

      C $837.53
      C $290.94 shipping
      or Best Offer
    • Mid-West Instrument Model 830 Backflow Preventer Valve Test Kit w/ Updated Dial
      SPONSORED

      Mid-West Instrument Model 830 Backflow Preventer Valve Test Kit w/ Updated Dial

      C $1,417.31
      Was: C $1,771.64
      or Best Offer
    • WATTS Colt 0124585 LFC300 Detector Assy, 4" Nominal, Flanged End Style,  SS Body
      SPONSORED

      WATTS Colt 0124585 LFC300 Detector Assy, 4" Nominal, Flanged End Style, SS Body

      C $2,060.31
      C $68.88 shipping
    • Zurn, Z-1399, ASSE 1052 Hose Bib Vacuum Breaker,125 PSI Max,180 Degree Max
      SPONSORED

      Zurn, Z-1399, ASSE 1052 Hose Bib Vacuum Breaker,125 PSI Max,180 Degree Max

      C $56.69
    • New Watts Reduced Pressure Zone Backflow Preventer 3/4" 15W048 3/4 LF909-QT

      New Watts Reduced Pressure Zone Backflow Preventer 3/4" 15W048 3/4 LF909-QT

      C $805.31
      Free shipping
    • Ames 1" 2000B-FP Double Check Valve Assembly Backflow Preventer

      Ames 1" 2000B-FP Double Check Valve Assembly Backflow Preventer

      C $322.13
      or Best Offer
    • A.Y. McDonald 1” Inline Dual Check Valve

      A.Y. McDonald 1” Inline Dual Check Valve

      C $60.52
    • Watts 1/2" Backflow Preventer N-9 NOS

      Watts 1/2" Backflow Preventer N-9 NOS

      C $25.96
    • WATTS 1" 909 QT RPZ Reduced Pressure Zone Backflow Preventer

      WATTS 1" 909 QT RPZ Reduced Pressure Zone Backflow Preventer

      C $773.09
      C $38.63 shipping
      or Best Offer
    • Watts Reduced Pressure Zone Backflow Preventer 3/4 " 909QT RPZ

      Watts Reduced Pressure Zone Backflow Preventer 3/4 " 909QT RPZ

      C $837.53
      or Best Offer
    • Qty 6 Apollo, 13-511-08, Safety Relief Valve, 3/4" NPT Male x Female
      SPONSORED

      Qty 6 Apollo, 13-511-08, Safety Relief Valve, 3/4" NPT Male x Female

      C $126.27
    • WATTS 3/4 LF009M3-QT Reduced Pressure Zone Backflow Preventer
      SPONSORED

      WATTS 3/4 LF009M3-QT Reduced Pressure Zone Backflow Preventer

      C $592.48
      C $24.42 shipping
    • Watts 0888554 - RK 007 M3-T 3/4" Double Check Valve Total Repair Kit, for 007M3

      Watts 0888554 - RK 007 M3-T 3/4" Double Check Valve Total Repair Kit, for 007M3

      C $51.54
      C $21.67 shipping
    • Zurn Wilkins 2-375XL 2" RP Reduced Pressure Backflow Preventer 375 XLBRP Valve

      Zurn Wilkins 2-375XL 2" RP Reduced Pressure Backflow Preventer 375 XLBRP Valve

      C $1,056.51
      C $146.63 shipping
      or Best Offer
    • Wilkins 1-975XL2 Backflow Preventer - Used Good Condition

      Wilkins 1-975XL2 Backflow Preventer - Used Good Condition

      5 out of 5 stars (4)4 product ratings - Wilkins 1-975XL2 Backflow Preventer - Used Good Condition
      C $450.96
      or Best Offer
    • Watts 0391011 - 1-1/2LF909M1-QT - 1-1/2" FNPT Reduced Pressure Zone Assembly

      Watts 0391011 - 1-1/2LF909M1-QT - 1-1/2" FNPT Reduced Pressure Zone Assembly

      C $1,449.56
      Was: C $2,899.11
      or Best Offer
    • 6” FLANGE X FLANGE SWING CHECK VALVE DRESSER M&H CAST IRON Lay Length=16”, USA

      6” FLANGE X FLANGE SWING CHECK VALVE DRESSER M&H CAST IRON Lay Length=16”, USA

      C $676.46
      C $191.97 shipping
      or Best Offer
      Only 1 left!
    • NEW WATTS 9D-M3 BACKFLOW PREVENTER W/ ATMOSPHERIC VENT 175 PSI 250°F

      NEW WATTS 9D-M3 BACKFLOW PREVENTER W/ ATMOSPHERIC VENT 175 PSI 250°F

      5 out of 5 stars (2)2 product ratings - NEW WATTS 9D-M3 BACKFLOW PREVENTER W/ ATMOSPHERIC VENT 175 PSI 250°F
      C $103.07
    • NEW OEM FEBCO 765 3/4” BRASS BODY ASSEMBLY FOR PRESSURE VACUUM BREAKER PVB

      NEW OEM FEBCO 765 3/4” BRASS BODY ASSEMBLY FOR PRESSURE VACUUM BREAKER PVB

      C $30.89
      or Best Offer
    • WATTS Reduced Pressure Zone Backflow Preventer, Watts 909 Series, 3/4 LF909-QT

      WATTS Reduced Pressure Zone Backflow Preventer, Watts 909 Series, 3/4 LF909-QT

      C $766.66
      Was: C $901.95
      Only 1 left!

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