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  1. Home
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Backflow Preventers
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Backflow Preventers (648 items) - Page 13

Watts Check Valve, 2.125 in Overall L LF601 1/2
Watts

Check Valve, 2.125 in Overall L

Zoro # G205303705
Mfr # LF601 1/2
product price:  $186.99
/ea
Wilkins Backflow Preventer, 1 in, F Flange 1-350FT
Wilkins

Backflow Preventer, 1 in, F Flange

Zoro # G508230081
Mfr # 1-350FT
product price:  $349.99
/ea
Watts Backflow Preventer, Size 1", 150 psi 1 LF800M4-FR
Watts

Backflow Preventer, Size 1", 150 psi

Zoro # G805303709
Mfr # 1 LF800M4-FR
product price:  $658.99
/ea
Wilkins Backflow Preventer, 1 1/2 in, FNPT 112-975XL3
Wilkins

Backflow Preventer, 1 1/2 in, FNPT

Zoro # G108230054
Mfr # 112-975XL3
product price:  $1,727.99
/ea
Watts Double Check Valve Assembly, Watts 007 007MIQTS-S
Watts

Double Check Valve Assembly, Watts 007

Zoro # G2222997
Mfr # 007MIQTS-S
product price:  $971.99
/ea
Wilkins Backflow Preventer, 3/4 in. Size, Bronze 34-375XLB
Wilkins

Backflow Preventer, 3/4 in. Size, Bronze

Zoro # G2373485
Mfr # 34-375XLB
product price:  $931.99
/ea
Watts Check Valve, 2.125 in Overall L LF601 3/8
Watts

Check Valve, 2.125 in Overall L

Zoro # G205303699
Mfr # LF601 3/8
product price:  $220.99
/ea
Spears Backwater Valve, 3 In., PVC, 120 Deg F S375P
Spears

Backwater Valve, 3 In., PVC, 120 Deg F

Zoro # G5065566
Mfr # S375P
product price:  $162.60
/ea
Watts Backflow Preventer, Size 1 1/4", 175 psi 1 1/4 009M2-QT
Watts

Backflow Preventer, Size 1 1/4", 175 psi

Zoro # G705303656
Mfr # 1 1/4 009M2-QT
product price:  $1,348.99
/ea
Watts Backflow Preventer, Size 1", 400 psi 1 912HP
Watts

Backflow Preventer, Size 1", 400 psi

Zoro # G205303644
Mfr # 1 912HP
product price:  $1,435.99
/ea
Watts Backflow Preventer, Size 3/4", 150 psi 3/4 LF800M4-FR
Watts

Backflow Preventer, Size 3/4", 150 psi

Zoro # G105303713
Mfr # 3/4 LF800M4-FR
product price:  $656.99
/ea
Febco Reduced Pressure Zone Backflow Preventer 3/4 825YA-QT-RP-FS
Febco

Reduced Pressure Zone Backflow Preventer

Zoro # G911854287
Mfr # 3/4 825YA-QT-RP-FS
product price:  $1,018.99
/ea
Wilkins Backflow Preventer, 2 in, FNPT 2-975XL2SAG
Wilkins

Backflow Preventer, 2 in, FNPT

Zoro # G408230082
Mfr # 2-975XL2SAG
product price:  $2,804.99
/ea
Wilkins Backflow Preventer, 2 in, FNPT 2-975XL2TCUFT
Wilkins

Backflow Preventer, 2 in, FNPT

Zoro # G308230076
Mfr # 2-975XL2TCUFT
product price:  $2,318.99
/ea
Apollo Valves Reduced Pressure Zone Backflow Preventer 4A203A2F
Apollo Valves

Reduced Pressure Zone Backflow Preventer

Zoro # G009944180
Mfr # 4A203A2F
product price:  $272.99
/ea
Wilkins Backflow Preventer, 1 1/4 in, FMTC x FNPT 114UFMX1UF-700XL
Wilkins

Backflow Preventer, 1 1/4 in, FMTC x FNPT

Zoro # G508230104
Mfr # 114UFMX1UF-700XL
product price:  $195.99
/ea
Wilkins Double Check Backflow Preventer 212-350
Wilkins

Double Check Backflow Preventer

Zoro # G413342503
Mfr # 212-350
product price:  $4,751.99
/ea
Wilkins Backflow Preventer, 2 in, FNPT 2-975XL2TCUSAG
Wilkins

Backflow Preventer, 2 in, FNPT

Zoro # G008230079
Mfr # 2-975XL2TCUSAG
product price:  $2,909.99
/ea
No Product Image Available
Apollo Valves

Double Check Backflow Preventer, 1/2 in

Zoro # G009935539
Mfr # 4A103A2F
product price:  $165.99
/ea
Watts Double check backflow preventer 1/2 007-QT-FZ
Watts

Double check backflow preventer

Zoro # G411853810
Mfr # 1/2 007-QT-FZ
product price:  $440.99
/ea
Watts Backflow Preventer, Size 3/4", 125 psi 3/4 8FR
Watts

Backflow Preventer, Size 3/4", 125 psi

Zoro # G705303762
Mfr # 3/4 8FR
product price:  $96.49
/ea
Watts Backflow Preventer, Size 1", 175 psi 1X3/4 LF7R10-U3
Watts

Backflow Preventer, Size 1", 175 psi

Zoro # G505303641
Mfr # 1X3/4 LF7R10-U3
product price:  $153.99
/ea
Watts Double check backflow preventer 2 LF007M1-QT-FZ
Watts

Double check backflow preventer

Zoro # G311853828
Mfr # 2 LF007M1-QT-FZ
product price:  $1,392.99
/ea
Watts Double Check Valve Assembly, Watts 007 007MIQTS-1
Watts

Double Check Valve Assembly, Watts 007

Zoro # G3050607
Mfr # 007MIQTS-1
product price:  $617.76
/ea
Wilkins Backflow Preventer, 2 in, FNPT 2-375XLS
Wilkins

Backflow Preventer, 2 in, FNPT

Zoro # G408230013
Mfr # 2-375XLS
product price:  $2,300.99
/ea
Wilkins Double Check Backflow Preventer, Bronze 114-950XLT
Wilkins

Double Check Backflow Preventer, Bronze

Zoro # G313342535
Mfr # 114-950XLT
product price:  $725.99
/ea
Watts Double Check Valve Assembly, 25 3/4" L 1 LF007M1-QT-S-FZ
Watts

Double Check Valve Assembly, 25 3/4" L

Zoro # G010854317
Mfr # 1 LF007M1-QT-S-FZ
product price:  $785.83
/ea
Watts Double Check Valve, W719, 1-1/2in, 6-1/8inH LF719-QT-S
Watts

Double Check Valve, W719, 1-1/2in, 6-1/8inH

Zoro # G1686651
Mfr # LF719-QT-S
product price:  $1,692.99
/ea
Wilkins Backflow Preventer, 1 in, FMTC x MMTC 1UFMX1MM-700XL
Wilkins

Backflow Preventer, 1 in, FMTC x MMTC

Zoro # G208230077
Mfr # 1UFMX1MM-700XL
product price:  $114.99
/ea
Wilkins Backflow Preventer, 3/4 in, FNPT 34-375S
Wilkins

Backflow Preventer, 3/4 in, FNPT

Zoro # G308230106
Mfr # 34-375S
product price:  $775.99
/ea
Watts Check Valve, 2.5 in Overall L LF6 3/4
Watts

Check Valve, 2.5 in Overall L

Zoro # G405303765
Mfr # LF6 3/4
product price:  $202.99
/ea
Watts Double check backflow preventer 1 1/2 007M2-QT-FZ
Watts

Double check backflow preventer

Zoro # G911853792
Mfr # 1 1/2 007M2-QT-FZ
product price:  $1,304.99
/ea
Watts Reduced Pressure Zone Backflow Preventer 2 LF009-QT-FS
Watts

Reduced Pressure Zone Backflow Preventer

Zoro # G311853996
Mfr # 2 LF009-QT-FS
product price:  $2,138.99
/ea
Watts Backflow Preventer, Size 1/2", 150 psi 1/2 LF800M4-FR
Watts

Backflow Preventer, Size 1/2", 150 psi

Zoro # G105303706
Mfr # 1/2 LF800M4-FR
product price:  $647.99
/ea
Wilkins Reduced Pressure Zone Backflow Preventer 12-975XL2
Wilkins

Reduced Pressure Zone Backflow Preventer

Zoro # G5064473
Mfr # 12-975XL2
product price:  $1,031.99
/ea
Wilkins Backflow Preventer, 1 1/2 in, FNPT 112-975XL2SAG
Wilkins

Backflow Preventer, 1 1/2 in, FNPT

Zoro # G108230085
Mfr # 112-975XL2SAG
product price:  $2,463.99
/ea
Backflow Preventers (648 items) - Page 13
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About Backflow Preventers

Backflow preventers are essential plumbing devices used to protect potable water systems from contamination and pollution caused by backflow of non-potable water or other substances. The backflow preventer ensures that the water flows in only one direction, preventing any backflow of water from the plumbing system back into the water supply.

Types of Backflow Preventers

There are various types of backflow preventers available in the market, including reduced pressure zone (RPZ), double check valve (DC), and pressure vacuum breaker (PVB). Each type of backflow preventer has its unique features, making them suitable for different applications. The selection of the type of backflow preventer depends on various factors such as pipe size, connection type, body material, series, maximum pressure, and temperature range.

How Backflow Preventers are Made

Backflow preventers are made of various materials such as brass, stainless steel, and plastic. The body of the backflow preventer is designed to provide a reliable, long-lasting, and leak-proof seal. The internal components, such as the check valves and relief valves, are made of rubber, neoprene, or similar materials to ensure they function correctly. Backflow preventers are manufactured using advanced technologies and tested to ensure they meet the required performance standards.

Industries that use Backflow Preventers

Backflow preventers are widely used in various industries, including residential, commercial, industrial, and institutional applications. Plumbing contractors, engineers, and building maintenance personnel frequently use backflow preventers to ensure the safety and integrity of the water supply. Some of the industries that commonly use backflow preventers include water treatment plants, food and beverage processing plants, hospitals, and laboratories.

Find the Backflow Preventers You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of plumbing tools & supplies, along with other equipment and essentials to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

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