Shop Backflow Preventer Pressure Loss Chart

Sponsored
$70.00
1 1/4" Atmospheric Vacuum Breaker
Direct Pivot Parts
$70.00
1 1/4" Atmospheric Vacuum Breaker
Direct Pivot Parts
$141.49
Zurn Wilkins 1-720A 1" 720A Pressure Vacuum Breaker Assembly
Amazon.com
2K+
Free shipping
$141.49
Zurn Wilkins 1-720A 1" 720A Pressure Vacuum Breaker Assembly
Amazon.com
$61.80
Watts 0792093 LFNF8 Hose Connection Vacuum Breaker, 3/4 Inch
Amazon.com
26
Free shipping
$61.80
Watts 0792093 LFNF8 Hose Connection Vacuum Breaker, 3/4 Inch
Amazon.com
$88.48
Zurn Wilkins 34-710 3/4" 710 Pressure Vacuum Breaker Assembly
Amazon.com
Free shipping
$88.48
Zurn Wilkins 34-710 3/4" 710 Pressure Vacuum Breaker Assembly
Amazon.com
$1,032.23
Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33F 180F Model: 3/4 009M3-QT
Grainger
$1,032.23
Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33F 180F Model: 3/4 009M3-QT
Grainger
$7.99
FAAC Brass Bypass Valve | All Security Equipment
All Security Equipment
$7.99
FAAC Brass Bypass Valve | All Security Equipment
All Security Equipment
$420.00
WATTS 174A - Valves & Pressure Relief Valve Supplies
Radwell.com
Refurbished
$420.00
WATTS 174A - Valves & Pressure Relief Valve Supplies
Radwell.com
$549.00
3/4" LFPV20CB 20-200PSI Relief Valve
Backflow
Free shipping
$549.00
3/4" LFPV20CB 20-200PSI Relief Valve
Backflow
$290.58
Clean Check Backwater Valve: 4 in Pipe Size, Socket, PVC, PVC, 75 Psi Max. Pressure (CWP) Model: 97034
Grainger
1
$290.58
Clean Check Backwater Valve: 4 in Pipe Size, Socket, PVC, PVC, 75 Psi Max. Pressure (CWP) Model: 97034
Grainger
$566.95
Zurn Wilkins Vacuum Breaker: 1-720AFT, FNPT X FNPT, For Water Media, 33F 110F, Back-Siphonage Model: 1-720AFT
Grainger
$566.95
Zurn Wilkins Vacuum Breaker: 1-720AFT, FNPT X FNPT, For Water Media, 33F 110F, Back-Siphonage Model: 1-720AFT
Grainger
$105.00
WATTS 0061935 - Valves & Control Valve Supplies
Radwell.com
Refurbished
$105.00
WATTS 0061935 - Valves & Control Valve Supplies
Radwell.com
$5.62
$12.95
Universal TC Lead Free Male X Male With Test Cock 1/8 in. X 1/8 in. MIPT | tc-1818m
Sprinkler Warehouse
56% off
$5.62
$12.95
Universal TC Lead Free Male X Male With Test Cock 1/8 in. X 1/8 in. MIPT | tc-1818m
Sprinkler Warehouse
$373.62
Watts 1/2" Fit, Dual Check W/ Atmospheric Vent - Brass | Part 0386463
MSC Direct
$373.62
Watts 1/2" Fit, Dual Check W/ Atmospheric Vent - Brass | Part 0386463
MSC Direct
$364.87
Groen 146392 Backflow Preventer - Watts - Actuators
Parts Town
$364.87
Groen 146392 Backflow Preventer - Watts - Actuators
Parts Town
$55.00
Vacuum Breaker Kit
Minerva Beauty, Inc.
$55.00
Vacuum Breaker Kit
Minerva Beauty, Inc.
$4,512.99
Zurn 3" 375A Reduced Pressure Principle Backflow Preventer 3-375A
Core & Main
$4,512.99
Zurn 3" 375A Reduced Pressure Principle Backflow Preventer 3-375A
Core & Main
$1,327.13
Watts F391008 3/4" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
SupplyHouse.com
$1,327.13
Watts F391008 3/4" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
SupplyHouse.com
$1,637.54
Watts F391009 1" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
SupplyHouse.com
$1,637.54
Watts F391009 1" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
SupplyHouse.com
$3.34
PROFLO PF74VBKIT Vacuum Breaker Repair Kit For PF73 And PF74 Series Accessory Vacuum Breaker
Build
188
$3.34
PROFLO PF74VBKIT Vacuum Breaker Repair Kit For PF73 And PF74 Series Accessory Vacuum Breaker
Build
$404.49
Watts 88004015 009-QT-FS 1/2" Reduced Pressure Zone Assembly
WebstaurantStore
$404.49
Watts 88004015 009-QT-FS 1/2" Reduced Pressure Zone Assembly
WebstaurantStore
$937.16
Watts 88004034 009M2-QT-FS 1 1/2" Reduced Pressure Zone Assembly
WebstaurantStore
$937.16
Watts 88004034 009M2-QT-FS 1 1/2" Reduced Pressure Zone Assembly
WebstaurantStore
$759.00
Zurn® Wilkins 975XL 1" Reduced Pressure Principle Backflow Preventer, 175 PSI
Global Industrial
$759.00
Zurn® Wilkins 975XL 1" Reduced Pressure Principle Backflow Preventer, 175 PSI
Global Industrial
$869.00
Zurn® Wilkins 375XL 3/4" Reduced Pressure Principle Backflow Preventer, 175 PSI
Global Industrial
$869.00
Zurn® Wilkins 375XL 3/4" Reduced Pressure Principle Backflow Preventer, 175 PSI
Global Industrial
$401.99
Zurn 1" 950XL3 Double Check Backflow Preventer 1-950XL3
Core & Main
$401.99
Zurn 1" 950XL3 Double Check Backflow Preventer 1-950XL3
Core & Main
$373.61
Watts 1/2" Fit, Dual Check W/ Atmospheric Vent - Brass | Part 0386462
MSC Direct
$373.61
Watts 1/2" Fit, Dual Check W/ Atmospheric Vent - Brass | Part 0386462
MSC Direct
$4,833.99
Zurn 4" 350A Double Check Backflow Preventer With OS&Y Gate Valves Flgxflg 4-350AOSY
Core & Main
$4,833.99
Zurn 4" 350A Double Check Backflow Preventer With OS&Y Gate Valves Flgxflg 4-350AOSY
Core & Main
$990.78
$1,238.48
Subaru Outback (2023 2024 2025) Body Control Valve Kit - 31825AA102. AT, CONTROL VALVE.
Best Buy Subaru
20% off
$990.78
$1,238.48
Subaru Outback (2023 2024 2025) Body Control Valve Kit - 31825AA102. AT, CONTROL VALVE.
Best Buy Subaru
$27.00
PROFLO PFSAVB01 1/2" Vacuum Break Chrome Accessory Vacuum Breaker
Build
$27.00
PROFLO PFSAVB01 1/2" Vacuum Break Chrome Accessory Vacuum Breaker
Build
$4,512.99
Zurn 3-375A Reduced Pressure Zone Backflow Preventer
Zoro.com
$4,512.99
Zurn 3-375A Reduced Pressure Zone Backflow Preventer
Zoro.com
$44.99
Sioux Chief Procheck 4 in. D X 4 in. D Slip Plastic Swing Valve
Ace Hardware
$44.99
Sioux Chief Procheck 4 in. D X 4 in. D Slip Plastic Swing Valve
Ace Hardware
$4,410.99
Zurn 212-375A Reduced Pressure Zone Backflow Preventer
Zoro.com
30-day returns (most items)
$4,410.99
Zurn 212-375A Reduced Pressure Zone Backflow Preventer
Zoro.com
$552.50
1-1/4 in. 720A Pressure Vacuum Breaker Assembly
Home Depot
2K+
Free shipping
$552.50
1-1/4 in. 720A Pressure Vacuum Breaker Assembly
Home Depot
$657.80
2 in. 720A Pressure Vacuum Breaker Valve Assembly
Home Depot
Free shipping
$657.80
2 in. 720A Pressure Vacuum Breaker Valve Assembly
Home Depot
$935.00
WATTS 0298519 - Valves & Pressure Relief Valve Supplies
Radwell.com
Refurbished
$935.00
WATTS 0298519 - Valves & Pressure Relief Valve Supplies
Radwell.com
$1,024.30
$1,280.38
Subaru WRX (2022 2023 2024 2025) Body Control Valve - 31706AA252. AT, CONTROL VALVE.
Best Buy Subaru
20% off
$1,024.30
$1,280.38
Subaru WRX (2022 2023 2024 2025) Body Control Valve - 31706AA252. AT, CONTROL VALVE.
Best Buy Subaru
$82.60
1 in. Pressure Vacuum Breaker
Home Depot
Free shipping
$82.60
1 in. Pressure Vacuum Breaker
Home Depot
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    Shop Backflow Preventer Pressure Loss Chart

    Sponsored
    $70.00
    1 1/4" Atmospheric Vacuum Breaker
    Direct Pivot Parts
    $70.00
    1 1/4" Atmospheric Vacuum Breaker
    Direct Pivot Parts
    $141.49
    Zurn Wilkins 1-720A 1" 720A Pressure Vacuum Breaker Assembly
    Amazon.com
    2K+
    Free shipping
    $141.49
    Zurn Wilkins 1-720A 1" 720A Pressure Vacuum Breaker Assembly
    Amazon.com
    2K+
    $61.80
    Watts 0792093 LFNF8 Hose Connection Vacuum Breaker, 3/4 Inch
    Amazon.com
    26
    Free shipping
    $61.80
    Watts 0792093 LFNF8 Hose Connection Vacuum Breaker, 3/4 Inch
    Amazon.com
    26
    $88.48
    Zurn Wilkins 34-710 3/4" 710 Pressure Vacuum Breaker Assembly
    Amazon.com
    Free shipping
    $88.48
    Zurn Wilkins 34-710 3/4" 710 Pressure Vacuum Breaker Assembly
    Amazon.com
    Free shipping
    $1,032.23
    Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33F 180F Model: 3/4 009M3-QT
    Grainger
    $1,032.23
    Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33F 180F Model: 3/4 009M3-QT
    Grainger
    $7.99
    FAAC Brass Bypass Valve | All Security Equipment
    All Security Equipment
    $7.99
    FAAC Brass Bypass Valve | All Security Equipment
    All Security Equipment
    $420.00
    WATTS 174A - Valves & Pressure Relief Valve Supplies
    Radwell.com
    Refurbished
    $420.00
    WATTS 174A - Valves & Pressure Relief Valve Supplies
    Radwell.com
    Refurbished
    $549.00
    3/4" LFPV20CB 20-200PSI Relief Valve
    Backflow
    Free shipping
    $549.00
    3/4" LFPV20CB 20-200PSI Relief Valve
    Backflow
    Free shipping
    $290.58
    Clean Check Backwater Valve: 4 in Pipe Size, Socket, PVC, PVC, 75 Psi Max. Pressure (CWP) Model: 97034
    Grainger
    1
    $290.58
    Clean Check Backwater Valve: 4 in Pipe Size, Socket, PVC, PVC, 75 Psi Max. Pressure (CWP) Model: 97034
    Grainger
    1
    $566.95
    Zurn Wilkins Vacuum Breaker: 1-720AFT, FNPT X FNPT, For Water Media, 33F 110F, Back-Siphonage Model: 1-720AFT
    Grainger
    $566.95
    Zurn Wilkins Vacuum Breaker: 1-720AFT, FNPT X FNPT, For Water Media, 33F 110F, Back-Siphonage Model: 1-720AFT
    Grainger
    $105.00
    WATTS 0061935 - Valves & Control Valve Supplies
    Radwell.com
    Refurbished
    $105.00
    WATTS 0061935 - Valves & Control Valve Supplies
    Radwell.com
    Refurbished
    $5.62
    $12.95
    Universal TC Lead Free Male X Male With Test Cock 1/8 in. X 1/8 in. MIPT | tc-1818m
    Sprinkler Warehouse
    56% off
    $5.62
    $12.95
    Universal TC Lead Free Male X Male With Test Cock 1/8 in. X 1/8 in. MIPT | tc-1818m
    Sprinkler Warehouse
    $373.62
    Watts 1/2" Fit, Dual Check W/ Atmospheric Vent - Brass | Part 0386463
    MSC Direct
    $373.62
    Watts 1/2" Fit, Dual Check W/ Atmospheric Vent - Brass | Part 0386463
    MSC Direct
    $364.87
    Groen 146392 Backflow Preventer - Watts - Actuators
    Parts Town
    $364.87
    Groen 146392 Backflow Preventer - Watts - Actuators
    Parts Town
    $55.00
    Vacuum Breaker Kit
    Minerva Beauty, Inc.
    $55.00
    Vacuum Breaker Kit
    Minerva Beauty, Inc.
    $4,512.99
    Zurn 3" 375A Reduced Pressure Principle Backflow Preventer 3-375A
    Core & Main
    $4,512.99
    Zurn 3" 375A Reduced Pressure Principle Backflow Preventer 3-375A
    Core & Main
    $1,327.13
    Watts F391008 3/4" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
    SupplyHouse.com
    $1,327.13
    Watts F391008 3/4" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
    SupplyHouse.com
    $1,637.54
    Watts F391009 1" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
    SupplyHouse.com
    $1,637.54
    Watts F391009 1" LF909QT-FS Lead Free RPZ Assembly | Supplyhouse.Com
    SupplyHouse.com