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Double Check Backflow Preventers

123 products

Deep category from CSV: Double Check Backflow Preventers

Products by Family

Backflow Preventer: 007,
Backflow Preventer: 007,
Backflow Preventer: 350,
Backflow Preventer: 350,
Backflow Preventer: 350XL,
Backflow Preventer: 350XL,
Backflow Preventer: 950XL,
Backflow Preventer: 950XL,
Backflow Preventer: 950XL3,
Backflow Preventer: 950XL3,
Backflow Preventer: 950XLT,
Backflow Preventer: 950XLT,
Backflow Preventer: 950XLT2,
Backflow Preventer: 950XLT2,
Backflow Preventer: 950XLTBF,
Backflow Preventer: 950XLTBF,
Backflow Preventer: 007,
Backflow Preventer: 007,

1 product available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 007, 1 1/4 in Pipe Size, FNPT x FNPT, 16.38 in Overall Lg, 33°F – 180°F
Backflow Preventer: 007, 1 1/4 in Pipe Size, FNPT x FNPT, 16.38 in Overall Lg, 33°F – 180°F
Backflow Preventer,Size 1 1/4",175 psi
Mfr. #: 1 1/4 007M2-QT
WATTS $1,239.86 In Stock
Backflow Preventer: 350,
Backflow Preventer: 350,

6 products available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 350, 1 1/2 in Pipe Size, 15.25 in Overall Lg, 33°F – 180°F, Bronze
Backflow Preventer: 350, 1 1/2 in Pipe Size, 15.25 in Overall Lg, 33°F – 180°F, Bronze
Backflow Preventer,1-1/2" Size,175 psi
Mfr. #: 112-350
WILKINS $947.34 In Stock
Backflow Preventer: 350, 1 1/4 in Pipe Size, FNPT x FNPT, 14.88 in Overall Lg, Bronze
Backflow Preventer: 350, 1 1/4 in Pipe Size, FNPT x FNPT, 14.88 in Overall Lg, Bronze
Backflow Preventer,1-1/4" Size,175 psi
Mfr. #: 114-350
WILKINS $883.90 In Stock
Backflow Preventer: 350, 1 in Pipe Size, 12.25 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer: 350, 1 in Pipe Size, 12.25 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer,1 in,F Flange
Mfr. #: 1-350FT
WILKINS $378.40 In Stock
Backflow Preventer: 350, 1 in Pipe Size, 12.25 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer: 350, 1 in Pipe Size, 12.25 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer1"Size F Flange175 psi
Mfr. #: 1-350
WILKINS $346.28 In Stock
Backflow Preventer: 350, 2 in Pipe Size, 16 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer: 350, 2 in Pipe Size, 16 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer2"Size F Flange175 psi
Mfr. #: 2-350
WILKINS $1,067.96 In Stock
Backflow Preventer: 350, 3/4 in Pipe Size, 11 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer: 350, 3/4 in Pipe Size, 11 in Overall Lg, 33°F – 180°F, Bronze, 350
BackflowPreventer3/4"Size F Flange175psi
Mfr. #: 34-350
WILKINS $314.03 In Stock
Backflow Preventer: 350XL,
Backflow Preventer: 350XL,

7 products available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 350XL, 1 1/2 in Pipe Size, 15.25 in Overall Lg, 33°F – 180°F, 350
Backflow Preventer: 350XL, 1 1/2 in Pipe Size, 15.25 in Overall Lg, 33°F – 180°F, 350
Backflow Preventer,1-1/2" Size,175 psi
Mfr. #: 112-350XL
WILKINS $1,267.62 In Stock
Backflow Preventer: 350XL, 1 1/4 in Pipe Size, FNPT x FNPT, 14.88 in Overall Lg, Bronze
Backflow Preventer: 350XL, 1 1/4 in Pipe Size, FNPT x FNPT, 14.88 in Overall Lg, Bronze
Backflow Preventer,1-1/4" Size,175 psi
Mfr. #: 114-350XL
WILKINS $1,181.31 In Stock
Backflow Preventer: 350XL, 1 in Pipe Size, 12.25 in Overall Lg, 33°F – 180°F, Bronze
Backflow Preventer: 350XL, 1 in Pipe Size, 12.25 in Overall Lg, 33°F – 180°F, Bronze
Backflow Preventer1"Size F Flange175 psi
Mfr. #: 1-350XL
WILKINS $487.70 In Stock
Backflow Preventer: 350XL, 1 in Pipe Size, FNPT x FNPT, 12.25 in Overall Lg, Bronze
Backflow Preventer: 350XL, 1 in Pipe Size, FNPT x FNPT, 12.25 in Overall Lg, Bronze
Backflow Preventer,1 in,FNPT
Mfr. #: 1-350XLFT
WILKINS $487.70 In Stock
Backflow Preventer: 350XL, 2 in Pipe Size, 16 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer: 350XL, 2 in Pipe Size, 16 in Overall Lg, 33°F – 180°F, Bronze, 350
Backflow Preventer2"Size F Flange175 psi
Mfr. #: 2-350XL
WILKINS $1,428.81 In Stock
Backflow Preventer: 350XL, 3/4 in Pipe Size, 11 in Overall Lg, 33°F – 180°F, Bronze
Backflow Preventer: 350XL, 3/4 in Pipe Size, 11 in Overall Lg, 33°F – 180°F, Bronze
BackflowPreventer3/4"Size F Flange175psi
Mfr. #: 34-350XL
WILKINS $445.07 In Stock
Backflow Preventer: 350XL, 3/4 in Pipe Size, FNPT x FNPT, 11 in Overall Lg, Bronze, 350
Backflow Preventer: 350XL, 3/4 in Pipe Size, FNPT x FNPT, 11 in Overall Lg, Bronze, 350
Backflow Preventer,3/4 in,FNPT
Mfr. #: 34-350XLFT
WILKINS $565.17 In Stock
Backflow Preventer: 950XL,
Backflow Preventer: 950XL,

1 product available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 950XL, 3/4 in Pipe Size, FNPT x FNPT, 11.25 in Overall Lg, Bronze
Backflow Preventer: 950XL, 3/4 in Pipe Size, FNPT x FNPT, 11.25 in Overall Lg, Bronze
Backflow Preventer,3/4 in,FNPT
Mfr. #: 34-950XLD
WILKINS $356.77 In Stock
Backflow Preventer: 950XL3,
Backflow Preventer: 950XL3,

5 products available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 950XL3, 1 1/2 in Pipe Size, MNPT x MNPT, 15.94 in Overall Lg, 950
Backflow Preventer: 950XL3, 1 1/2 in Pipe Size, MNPT x MNPT, 15.94 in Overall Lg, 950
Backflow Preventer,1 1/2 in,FNPT
Mfr. #: 112-950XL3
WILKINS $1,267.62 In Stock
Backflow Preventer: 950XL3, 1 1/4 in Pipe Size, MNPT x MNPT, 15.25 in Overall Lg, 950
Backflow Preventer: 950XL3, 1 1/4 in Pipe Size, MNPT x MNPT, 15.25 in Overall Lg, 950
Backflow Preventer,1 1/4 in,FNPT
Mfr. #: 114-950XL3
WILKINS $1,181.31 In Stock
Backflow Preventer: 950XL3, 1 in Pipe Size, MNPT x MNPT, 11.75 in Overall Lg, Bronze
Backflow Preventer: 950XL3, 1 in Pipe Size, MNPT x MNPT, 11.75 in Overall Lg, Bronze
Backflow Preventer,1 in,FNPT
Mfr. #: 1-950XL3
WILKINS $487.70 In Stock
Backflow Preventer: 950XL3, 2 in Pipe Size, MNPT x MNPT, 17.69 in Overall Lg, Bronze
Backflow Preventer: 950XL3, 2 in Pipe Size, MNPT x MNPT, 17.69 in Overall Lg, Bronze
Backflow Preventer,2 in,FNPT
Mfr. #: 2-950XL3
WILKINS $1,428.81 In Stock
Backflow Preventer: 950XL3, 3/4 in Pipe Size, MNPT x MNPT, 9.47 in Overall Lg, Bronze
Backflow Preventer: 950XL3, 3/4 in Pipe Size, MNPT x MNPT, 9.47 in Overall Lg, Bronze
Backflow Preventer,3/4 in,FNPT
Mfr. #: 34-950XL3
WILKINS $445.07 In Stock
Backflow Preventer: 950XLT,
Backflow Preventer: 950XLT,

1 product available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 950XLT, 1 in Pipe Size, FNPT x FNPT, 14 in Overall Lg, 180°F, 950
Backflow Preventer: 950XLT, 1 in Pipe Size, FNPT x FNPT, 14 in Overall Lg, 180°F, 950
Backflow Preventer,1 in,FNPT
Mfr. #: 1-950XLT
WILKINS $524.49 In Stock
Backflow Preventer: 950XLT2,
Backflow Preventer: 950XLT2,

1 product available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 950XLT2, 1 1/2 in Pipe Size, FNPT x FNPT, 20.31 in Overall Lg, 950
Backflow Preventer: 950XLT2, 1 1/2 in Pipe Size, FNPT x FNPT, 20.31 in Overall Lg, 950
Backflow Preventer,1 1/2 in,FNPT
Mfr. #: 112-950XLT2
WILKINS $1,373.69 In Stock
Backflow Preventer: 950XLTBF,
Backflow Preventer: 950XLTBF,

1 product available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: 950XLTBF, 2 in Pipe Size, FNPT x FNPT, 19.19 in Overall Lg, Bronze
Backflow Preventer: 950XLTBF, 2 in Pipe Size, FNPT x FNPT, 19.19 in Overall Lg, Bronze
Backflow Preventer,2 in,FNPT
Mfr. #: 2-950XLTBFSS
WILKINS $3,542.92 In Stock
Backflow Preventer: LF007,
Backflow Preventer: LF007,

1 product available

Image Product Name Mfr # Brand Price Availability
Backflow Preventer: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 21.75 in Overall Lg, 33°F – 180°F
Backflow Preventer: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 21.75 in Overall Lg, 33°F – 180°F
Backflow Preventer,Size 1 1/2",175 psi
Mfr. #: 1 1/2 LF007M2-QT-S
WATTS $1,984.27 In Stock
Boiler Feed Valve
Boiler Feed Valve

1 product available

Image Product Name Mfr # Brand Price Availability
Boiler Feed Valve w/Backflow Preventer: B911, 1/2 in Pipe Size, 8.5 in Overall Lg, Brass, 911
Boiler Feed Valve w/Backflow Preventer: B911, 1/2 in Pipe Size, 8.5 in Overall Lg, Brass, 911
Backflow Preventer,Size 1/2",100 psi
Mfr. #: 1/2 B911T-M3 (W/PRESS)
WATTS $618.36 In Stock
Double Check Backflow

33 products available

Image Product Name Mfr # Brand Price Availability
Double Check Backflow Preventer 34-350Ft: 350, 3/4 in Pipe Size, 15.13 in Overall Lg
Double Check Backflow Preventer 34-350Ft
Mfr. #: 34-350FT
WILKINS $347.11 In Stock
Double Check Backflow Preventer 6-350Ast: 350AST, 6 in Pipe Size, Flange x Flange
Double Check Backflow Preventer 6-350Ast
Mfr. #: 6-350ASTOSY
WILKINS $10,424.23 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 114-950XLT2
ZURN $1,674.80 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 112-950XL
ZURN $1,198.39 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 2-950XL
ZURN $1,350.58 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 34-950XL
ZURN $395.36 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 34-950XLT
ZURN $434.45 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 114-950XLT
WILKINS $1,204.29 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 114-350XLFT
ZURN $1,359.84 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 112-950XLT
ZURN $1,288.34 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 2-950XLT
ZURN $1,469.67 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 2-350XLFT
ZURN $1,587.77 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 114-350XLFT
WILKINS $1,359.84 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 112-350XLFT
ZURN $1,458.06 In Stock
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer, Bronze
Double Check Backflow Preventer,Bronze
Mfr. #: 1-950XL
ZURN $445.27 In Stock
Double Check Backflow Preventer: 350, 10 in Pipe Size, Flange x Flange, 63.88 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 10-350
WILKINS $29,435.44 In Stock
Double Check Backflow Preventer: 350, 2 1/2 in Pipe Size, Flange x Flange, 31 in Overall Lg
Double Check Backflow Preventer: 350, 2 1/2 in Pipe Size, Flange x Flange, 31 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 212-350
WILKINS $5,042.81 In Stock
Double Check Backflow Preventer: 350, 3 in Pipe Size, Flange x Flange, 32 in Overall Lg, EPDM
Double Check Backflow Preventer: 350, 3 in Pipe Size, Flange x Flange, 32 in Overall Lg, EPDM
Double Check Backflow Preventer
Mfr. #: 3-350
WILKINS $5,224.56 In Stock
Double Check Backflow Preventer: 350, 4 in Pipe Size, Flange x Flange, 37.63 in Overall Lg, 350
Double Check Backflow Preventer: 350, 4 in Pipe Size, Flange x Flange, 37.63 in Overall Lg, 350
Double Check Backflow Preventer
Mfr. #: 4-350
WILKINS $7,165.63 In Stock
Double Check Backflow Preventer: 350, 6 in Pipe Size, Flange x Flange, 44.63 in Overall Lg, 350
Double Check Backflow Preventer: 350, 6 in Pipe Size, Flange x Flange, 44.63 in Overall Lg, 350
Double Check Backflow Preventer
Mfr. #: 6-350
WILKINS $9,985.24 In Stock
Double Check Backflow Preventer: 350, 8 in Pipe Size, Flange x Flange, 60.88 in Overall Lg, 350
Double Check Backflow Preventer
Mfr. #: 8-350
WILKINS $19,593.42 In Stock
Double Check Backflow Preventer: 350A, 10 in Pipe Size, Groove x Groove, 64.63 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 10-350A
WILKINS $29,435.44 In Stock
Double Check Backflow Preventer: 350A, 2 1/2 in Pipe Size, Groove x Groove, 35.13 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 212-350A
WILKINS $4,985.54 In Stock
Double Check Backflow Preventer: 350A, 3 in Pipe Size, Groove x Groove, 36.13 in Overall Lg
Double Check Backflow Preventer: 350A, 3 in Pipe Size, Groove x Groove, 36.13 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 3-350A
WILKINS $5,305.15 In Stock
Double Check Backflow Preventer: 350A, 4 in Pipe Size, Groove x Groove, 38.25 in Overall Lg
Double Check Backflow Preventer: 350A, 4 in Pipe Size, Groove x Groove, 38.25 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 4-350A
WILKINS $6,922.69 In Stock
Double Check Backflow Preventer: 350A, 6 in Pipe Size, Groove x Groove, 47.25 in Overall Lg
Double Check Backflow Preventer: 350A, 6 in Pipe Size, Groove x Groove, 47.25 in Overall Lg
Double Check Backflow Preventer
Mfr. #: 6-350A
WILKINS $9,985.24 In Stock
Double Check Backflow Preventer: 350A, 8 in Pipe Size, Groove x Groove, 62 in Overall Lg, EPDM
Double Check Backflow Preventer
Mfr. #: 8-350A
WILKINS $19,593.42 In Stock
Double Check Backflow Preventer: 350AST, 10 in Pipe Size, Flange x Flange, 55.75 in Overall Lg
Double Check Backflow Preventer,SS
Mfr. #: 10-350AST
WILKINS $37,803.00 In Stock
Double Check Backflow Preventer: 350AST, 2 1/2 in Pipe Size, Flange x Flange, 33°F – 140°F
Double Check Backflow Preventer: 350AST, 2 1/2 in Pipe Size, Flange x Flange, 33°F – 140°F
Double Check Backflow Preventer,SS
Mfr. #: 212-350AST
WILKINS $6,575.27 In Stock
Double Check Backflow Preventer: 350AST, 3 in Pipe Size, Flange x Flange, 32.88 in Overall Lg
Double Check Backflow Preventer: 350AST, 3 in Pipe Size, Flange x Flange, 32.88 in Overall Lg
Double Check Backflow Preventer,SS
Mfr. #: 3-350AST
WILKINS $5,697.56 In Stock
Double Check Backflow Preventer: 350AST, 4 in Pipe Size, Flange x Flange, 34.88 in Overall Lg
Double Check Backflow Preventer: 350AST, 4 in Pipe Size, Flange x Flange, 34.88 in Overall Lg
Double Check Backflow Preventer,SS
Mfr. #: 4-350AST
WILKINS $7,437.31 In Stock
Double Check Backflow Preventer: 350AST, 6 in Pipe Size, Flange x Flange, 43.5 in Overall Lg
Double Check Backflow Preventer: 350AST, 6 in Pipe Size, Flange x Flange, 43.5 in Overall Lg
Double Check Backflow Preventer,SS
Mfr. #: 6-350AST
WILKINS $10,555.06 In Stock
Double Check Backflow Preventer: 350AST, 8 in Pipe Size, Flange x Flange, 52.75 in Overall Lg
Double Check Backflow Preventer: 350AST, 8 in Pipe Size, Flange x Flange, 52.75 in Overall Lg
Double Check Backflow Preventer,SS
Mfr. #: 8-350AST
WILKINS $21,047.10 In Stock
Double Check Valve
Double Check Valve

56 products available

Image Product Name Mfr # Brand Price Availability
Double Check Valve  Backflow Assembly: 4A, 3/4 in Pipe Size, FNPT x FNPT, 12.63 in Overall Lg
Double Check Valve Backflow Assembly: 4A, 3/4 in Pipe Size, FNPT x FNPT, 12.63 in Overall Lg
Double Check Backflow Preventer,3/4 in
Mfr. #: 4A104A2F
APOLLO $443.92 In Stock
Double Check Valve Assembly: 007, 1 in Pipe Size, FNPT x FNPT, 17.94 in Overall Lg, Bronze
Double Check Valve Assembly: 007, 1 in Pipe Size, FNPT x FNPT, 17.94 in Overall Lg, Bronze
Double Check Valve Assembly, Quarter Turn, Size 1 In, NPT Connection, Material o...
Mfr. #: 007MIQTS-1
WATTS $908.26 In Stock
Double Check Valve Assembly: 007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg, Bronze
Double Check Valve Assembly: 007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg, Bronze
Double Check Valve Assembly, Quarter Turn, Size 2 In, NPT Connection, Material o...
Mfr. #: 007MIQTS-S
WATTS $1,456.90 In Stock
Double Check Valve Assembly: 007, 3/4 in Pipe Size, FNPT x FNPT, 19.25 in Overall Lg, Bronze
Double Check Valve Assembly: 007, 3/4 in Pipe Size, FNPT x FNPT, 19.25 in Overall Lg, Bronze
Double Check Valve Assembly, Quarter Turn, Size 3/4 In, NPT Connection, Material...
Mfr. #: 007M2QTS-3/4"
WATTS $675.91 In Stock
Double Check Valve Assembly: 4A, 1 1/2 in Pipe Size, FNPT x FNPT, 18 in Overall Lg, Bronze
Double Check Valve Assembly: 4A, 1 1/2 in Pipe Size, FNPT x FNPT, 18 in Overall Lg, Bronze
Double Check Valve Assembly, Series Apollo 4ALF-100, Size 1-1/2 In., Connection...
Mfr. #: 4ALF107A2
APOLLO $1,102.70 In Stock
Double Check Valve Assembly: 4A, 1 1/4 in Pipe Size, FNPT x FNPT, 17.5 in Overall Lg, Bronze
Double Check Valve Assembly: 4A, 1 1/4 in Pipe Size, FNPT x FNPT, 17.5 in Overall Lg, Bronze
Double Check Valve Assembly, Series Apollo 4ALF-100, Size 1-1/4 In., Connection...
Mfr. #: 4ALF106A2F
APOLLO $971.08 In Stock
Double Check Valve Assembly: 4A, 1 in Pipe Size, FNPT x FNPT, 14.63 in Overall Lg, Bronze, 4A
Double Check Valve Assembly: 4A, 1 in Pipe Size, FNPT x FNPT, 14.63 in Overall Lg, Bronze, 4A
Double Check Valve Assembly, Series Apollo 4ALF-100, Size 1 In., Connection FNPT...
Mfr. #: 4ALF105A2F
APOLLO $488.84 In Stock
Double Check Valve Assembly: 4A, 1/2 in Pipe Size, FNPT x FNPT, 10.88 in Overall Lg, Bronze
Double Check Valve Assembly: 4A, 1/2 in Pipe Size, FNPT x FNPT, 10.88 in Overall Lg, Bronze
Double Check Valve Assembly, Series Apollo 4ALF-100, Size 1/2 In., Connection FN...
Mfr. #: 4ALF103A2F
APOLLO $404.52 In Stock
Double Check Valve Assembly: 4A, 2 in Pipe Size, FNPT x FNPT, 20.13 in Overall Lg, Bronze, 4A
Double Check Valve Assembly: 4A, 2 in Pipe Size, FNPT x FNPT, 20.13 in Overall Lg, Bronze, 4A
Double Check Valve Assembly, Series Apollo 4ALF-100, Size 2 In., Connection FNPT...
Mfr. #: 4ALF108A2F
APOLLO $1,361.71 In Stock
Double Check Valve Assembly: 4A, 3/4 in Pipe Size, FNPT x FNPT, 12.63 in Overall Lg, Bronze
Double Check Valve Assembly: 4A, 3/4 in Pipe Size, FNPT x FNPT, 12.63 in Overall Lg, Bronze
Double Check Valve Assembly, Series Apollo 4ALF-100, Size 3/4 In., Connection FN...
Mfr. #: 4ALF104A2F
APOLLO $418.19 In Stock
Double Check Valve Assembly: 757, 2 1/2 in Pipe Size, Flange x Flange, 30.75 in Overall Lg
Double Check Valve Assembly: 757, 2 1/2 in Pipe Size, Flange x Flange, 30.75 in Overall Lg
Double Check Valve Assembly, Outside Stem And Yoke, Size 2 1/2 In, Flanged Conne...
Mfr. #: 21/2 757 OSY
WATTS $5,424.65 In Stock
Double Check Valve Assembly: 757, 3 in Pipe Size, Flange x Flange, 31.75 in Overall Lg, PPO
Double Check Valve Assembly: 757, 3 in Pipe Size, Flange x Flange, 31.75 in Overall Lg, PPO
Double Check Valve Assembly, Outside Stem And Yoke, Size 3 In, Flanged Connectio...
Mfr. #: 3 757 OSY
WATTS $5,553.23 In Stock
Double Check Valve Assembly: 757, 4 in Pipe Size, Flange x Flange, 33.75 in Overall Lg, PPO
Double Check Valve Assembly: 757, 4 in Pipe Size, Flange x Flange, 33.75 in Overall Lg, PPO
Double Check Valve Assembly, Outside Stem And Yoke, Size 4 In, Flanged Connectio...
Mfr. #: 4 757 OSY
WATTS $6,395.52 In Stock
Double Check Valve Assembly: 757, 6 in Pipe Size, Flange x Flange, 43.5 in Overall Lg, Plastic
Double Check Valve Assembly: 757, 6 in Pipe Size, Flange x Flange, 43.5 in Overall Lg, Plastic
Double Check Valve Assembly, Backflow Preventer, Size 6 In., Connection Flanged,...
Mfr. #: 757 OSY 6
WATTS $9,348.82 In Stock
Double Check Valve Assembly: 757, 8 in Pipe Size, Flange x Flange, 49.75 in Overall Lg, PPO
Double Check Valve Assembly: 757, 8 in Pipe Size, Flange x Flange, 49.75 in Overall Lg, PPO
Double Check Valve Assembly, Backflow Preventer, Size 8 In., Connection Flanged,...
Mfr. #: 757 OSY 8
WATTS $17,228.96 In Stock
Double Check Valve Assembly: 774, 10 in Pipe Size, Flange x Flange, 55.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 10 in Pipe Size, Flange x Flange, 55.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 10 in., Connection Flanged,...
Mfr. #: 774-NRS
WATTS $31,008.01 In Stock
Double Check Valve Assembly: 774, 10 in Pipe Size, Flange x Flange, 55.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 10 in Pipe Size, Flange x Flange, 55.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 10 in., Connection Flanged,...
Mfr. #: 774-OSY
WATTS $27,971.82 In Stock
Double Check Valve Assembly: 774, 12 in Pipe Size, Flange x Flange, 57.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 12 in Pipe Size, Flange x Flange, 57.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 12 in., Connection Flanged,...
Mfr. #: 774-OSY
WATTS $47,357.18 In Stock
Double Check Valve Assembly: 774, 12 in Pipe Size, Flange x Flange, 57.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 12 in Pipe Size, Flange x Flange, 57.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 12 in., Connection Flanged,...
Mfr. #: 774-NRS
WATTS $47,557.74 In Stock
Double Check Valve Assembly: 774, 2 1/2 in Pipe Size, Flange x Flange, 37 in Overall Lg, 774
Double Check Valve Assembly: 774, 2 1/2 in Pipe Size, Flange x Flange, 37 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 2-1/2 in., Connection Flange...
Mfr. #: 774-NRS
WATTS $6,119.11 In Stock
Double Check Valve Assembly: 774, 2 1/2 in Pipe Size, Flange x Flange, 37 in Overall Lg, 774
Double Check Valve Assembly: 774, 2 1/2 in Pipe Size, Flange x Flange, 37 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 2-1/2 in., Connection Flange...
Mfr. #: 774-OSY
WATTS $5,657.91 In Stock
Double Check Valve Assembly: 774, 3 in Pipe Size, Flange x Flange, 38 in Overall Lg, 774
Double Check Valve Assembly: 774, 3 in Pipe Size, Flange x Flange, 38 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 3 in., Connection Flanged, B...
Mfr. #: 774-NRS
WATTS $6,967.10 In Stock
Double Check Valve Assembly: 774, 3 in Pipe Size, Flange x Flange, 38 in Overall Lg, 774
Double Check Valve Assembly: 774, 3 in Pipe Size, Flange x Flange, 38 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 3 in., Connection Flanged, B...
Mfr. #: 774-OSY
WATTS $7,010.58 In Stock
Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg, 774
Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 4 in., Connection Flanged, B...
Mfr. #: 774-NRS
WATTS $7,252.09 In Stock
Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg, 774
Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 4 in., Connection Flanged, B...
Mfr. #: 774-OSY
WATTS $7,725.24 In Stock
Double Check Valve Assembly: 774, 6 in Pipe Size, Flange x Flange, 48.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 6 in Pipe Size, Flange x Flange, 48.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 6 in., Connection Flanged, B...
Mfr. #: 774-NRS
WATTS $11,162.13 In Stock
Double Check Valve Assembly: 774, 6 in Pipe Size, Flange x Flange, 48.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 6 in Pipe Size, Flange x Flange, 48.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 6 in., Connection Flanged, B...
Mfr. #: 774-OSY
WATTS $11,136.55 In Stock
Double Check Valve Assembly: 774, 8 in Pipe Size, Flange x Flange, 52.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 8 in Pipe Size, Flange x Flange, 52.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 8 in., Connection Flanged, B...
Mfr. #: 774-NRS
WATTS $22,387.61 In Stock
Double Check Valve Assembly: 774, 8 in Pipe Size, Flange x Flange, 52.5 in Overall Lg, 774
Double Check Valve Assembly: 774, 8 in Pipe Size, Flange x Flange, 52.5 in Overall Lg, 774
Double Check Valve Assembly, Series Watts 774, Size 8 in., Connection Flanged, B...
Mfr. #: 774-OSY
WATTS $17,793.67 In Stock
Double Check Valve Assembly: 950XLT2, 2 in Pipe Size, FNPT x FNPT, 28.31 in Overall Lg
Double Check Valve Assembly
Mfr. #: 2-950XLT2
WILKINS $1,649.07 In Stock
Double Check Valve Assembly: LF007, 1 in Pipe Size, FNPT x FNPT, 17.94 in Overall Lg, Plastic
Double Check Valve Assembly: LF007, 1 in Pipe Size, FNPT x FNPT, 17.94 in Overall Lg, Plastic
Double Check Valve Assembly,25 3/4" L
Mfr. #: 1 LF007M1-QT-S-FZ
WATTS $848.01 In Stock
Double Check Valve Assembly: LF007, 1 in Pipe Size, Press x Press, 13.25 in Overall Lg, Bronze
Double Check Valve Assembly: LF007, 1 in Pipe Size, Press x Press, 13.25 in Overall Lg, Bronze
Double Check Valve Assembly,1 in. Size
Mfr. #: 1 LF007M1-QT-PRESS
WATTS $1,070.34 In Stock
Double Check Valve Assembly: LF007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg, Plastic
Double Check Valve Assembly: LF007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg, Plastic
Double Check Valve Assembly,25 3/4" L
Mfr. #: 2 LF007M1-QT-S-FZ
WATTS $2,088.22 In Stock
Double Check Valve Assembly: LF007, 3/4 in Pipe Size, FNPT x FNPT, 14.5 in Overall Lg, Plastic
Double Check Valve Assembly: LF007, 3/4 in Pipe Size, FNPT x FNPT, 14.5 in Overall Lg, Plastic
Double Check Valve Assembly,25 3/4" L
Mfr. #: 3/4 LF007M3-QT-S-FZ
WATTS $713.47 In Stock
Double Check Valve Assembly: LF709, 10 in Pipe Size, Flange x Flange, 90.44 in Overall Lg, 709
Double Check Valve Assembly: LF709, 10 in Pipe Size, Flange x Flange, 90.44 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 10 in., Connection Flanged,...
Mfr. #: LF709-OSY
WATTS $46,836.99 In Stock
Double Check Valve Assembly: LF709, 10 in Pipe Size, Flange x Flange, 90.44 in Overall Lg, 709
Double Check Valve Assembly: LF709, 10 in Pipe Size, Flange x Flange, 90.44 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 10 in., Connection Flanged,...
Mfr. #: LF709-NRS
WATTS $44,485.54 In Stock
Double Check Valve Assembly: LF709, 2 1/2 in Pipe Size, Flange x Flange, 39.44 in Overall Lg
Double Check Valve Assembly: LF709, 2 1/2 in Pipe Size, Flange x Flange, 39.44 in Overall Lg
Double Check Valve Assembly, Series Watts 709, Size 2-1/2 in., Connection Flange...
Mfr. #: LF709-NRS
WATTS $7,566.85 In Stock
Double Check Valve Assembly: LF709, 2 1/2 in Pipe Size, Flange x Flange, 39.44 in Overall Lg
Double Check Valve Assembly: LF709, 2 1/2 in Pipe Size, Flange x Flange, 39.44 in Overall Lg
Double Check Valve Assembly, Series Watts 709, Size 2-1/2 in., Connection Flange...
Mfr. #: LF709-OSY
WATTS $8,691.62 In Stock
Double Check Valve Assembly: LF709, 3 in Pipe Size, Flange x Flange, 40.44 in Overall Lg, 709
Double Check Valve Assembly: LF709, 3 in Pipe Size, Flange x Flange, 40.44 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 3 in., Connection Flanged, B...
Mfr. #: LF709-NRS
WATTS $8,625.57 In Stock
Double Check Valve Assembly: LF709, 3 in Pipe Size, Flange x Flange, 40.44 in Overall Lg, 709
Double Check Valve Assembly: LF709, 3 in Pipe Size, Flange x Flange, 40.44 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 3 in., Connection Flanged, B...
Mfr. #: LF709-OSY
WATTS $10,892.54 In Stock
Double Check Valve Assembly: LF709, 4 in Pipe Size, Flange x Flange, 52.38 in Overall Lg, 709
Double Check Valve Assembly: LF709, 4 in Pipe Size, Flange x Flange, 52.38 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 4 in., Connection Flanged, B...
Mfr. #: LF709-NRS
WATTS $10,476.42 In Stock
Double Check Valve Assembly: LF709, 4 in Pipe Size, Flange x Flange, 52.38 in Overall Lg, 709
Double Check Valve Assembly: LF709, 4 in Pipe Size, Flange x Flange, 52.38 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 4 in., Connection Flanged, B...
Mfr. #: LF709-OSY
WATTS $10,044.20 In Stock
Double Check Valve Assembly: LF709, 6 in Pipe Size, Flange x Flange, 62.94 in Overall Lg, 709
Double Check Valve Assembly: LF709, 6 in Pipe Size, Flange x Flange, 62.94 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 6 in., Connection Flanged, B...
Mfr. #: LF709-OSY
WATTS $14,330.01 In Stock
Double Check Valve Assembly: LF709, 6 in Pipe Size, Flange x Flange, 62.94 in Overall Lg, 709
Double Check Valve Assembly: LF709, 6 in Pipe Size, Flange x Flange, 62.94 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 6 in., Connection Flanged, B...
Mfr. #: LF709-NRS
WATTS $15,520.46 In Stock
Double Check Valve Assembly: LF709, 8 in Pipe Size, Flange x Flange, 75.44 in Overall Lg, 709
Double Check Valve Assembly: LF709, 8 in Pipe Size, Flange x Flange, 75.44 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 8 in., Connection Flanged, B...
Mfr. #: LF709-NRS
WATTS $14,515.41 In Stock
Double Check Valve Assembly: LF709, 8 in Pipe Size, Flange x Flange, 75.44 in Overall Lg, 709
Double Check Valve Assembly: LF709, 8 in Pipe Size, Flange x Flange, 75.44 in Overall Lg, 709
Double Check Valve Assembly, Series Watts 709, Size 8 in., Connection Flanged, B...
Mfr. #: LF709-OSY
WATTS $29,241.70 In Stock
Double Check Valve Assembly: LF719, 1 1/2 in Pipe Size, FIP x FIP, 25.25 in Overall Lg, Bronze
Double Check Valve Assembly: LF719, 1 1/2 in Pipe Size, FIP x FIP, 25.25 in Overall Lg, Bronze
Double Check Valve Assembly, Series Watts 719, Size 1-1/2 in., Connection FNPT,...
Mfr. #: LF719-QT-S
WATTS $2,025.33 In Stock
Double Check Valve Assembly: LF719, 1 in Pipe Size, FIP x FIP, 19.5 in Overall Lg, Bronze, 719
Double Check Valve Assembly: LF719, 1 in Pipe Size, FIP x FIP, 19.5 in Overall Lg, Bronze, 719
Double Check Valve Assembly, Series Watts 719, Size 1 in., Connection FNPT, Body...
Mfr. #: LF719-QT-S
WATTS $1,179.81 In Stock
Double Check Valve Assembly: LF719, 1/2 in Pipe Size, FIP x FIP, 12.56 in Overall Lg, Bronze
Double Check Valve Assembly: LF719, 1/2 in Pipe Size, FIP x FIP, 12.56 in Overall Lg, Bronze
Double Check Valve Assembly, Series Watts 719, Size 1/2 in., Connection FNPT, Bo...
Mfr. #: LF719-QT-S
WATTS $1,092.70 In Stock
Double Check Valve Assembly: LF719, 2 in Pipe Size, FIP x FIP, 28.94 in Overall Lg, Bronze
Double Check Valve Assembly: LF719, 2 in Pipe Size, FIP x FIP, 28.94 in Overall Lg, Bronze
Double Check Valve Assembly, Series Watts 719, Size 2 in., Connection FNPT, Body...
Mfr. #: LF719-QT-S
WATTS $2,927.46 In Stock
Double Check Valve Assembly: LF719, 3/4 in Pipe Size, FNPT x FNPT, 15.44 in Overall Lg, Bronze
Double Check Valve Assembly: LF719, 3/4 in Pipe Size, FNPT x FNPT, 15.44 in Overall Lg, Bronze
Double Check Valve Assembly, Series Watts 719, Size 3/4 in., Connection FNPT, Bo...
Mfr. #: LF719-QT-S
WATTS $993.06 In Stock
Double Check Valve Backflow Assembly 1": 4A, 1 in Pipe Size, FNPT x FNPT, 14.63 in Overall Lg
Double Check Valve Backflow Assembly 1": 4A, 1 in Pipe Size, FNPT x FNPT, 14.63 in Overall Lg
Double Check Backflow Preventer,1 in
Mfr. #: 4A105A2F
APOLLO $464.82 In Stock
Double Check Valve Backflow Assembly 2": 4A, 2 in Pipe Size, FNPT x FNPT, 20.13 in Overall Lg
Double Check Valve Backflow Assembly 2": 4A, 2 in Pipe Size, FNPT x FNPT, 20.13 in Overall Lg
Double Check Backflow Preventer,2 in
Mfr. #: 4A108A2F
APOLLO $1,186.73 In Stock
Double Check Valve Backflow Assembly: 4A, 1 1/2 in Pipe Size, FNPT x FNPT, 18 in Overall Lg
Double Check Valve Backflow Assembly: 4A, 1 1/2 in Pipe Size, FNPT x FNPT, 18 in Overall Lg
Double Check Backflow Preventer,1 1/2 in
Mfr. #: 4A107A2F
APOLLO $953.46 In Stock
Double Check Valve Backflow Assembly: 4A, 1 1/4 in Pipe Size, FNPT x FNPT, 17.5 in Overall Lg
Double Check Valve Backflow Assembly: 4A, 1 1/4 in Pipe Size, FNPT x FNPT, 17.5 in Overall Lg
Double Check Backflow Preventer,1 1/4 in
Mfr. #: 4A106A2F
APOLLO $971.08 In Stock
Double Check Valve Backflow Assembly: 4A, 1/2 in Pipe Size, FNPT x FNPT, 10.88 in Overall Lg
Double Check Valve Backflow Assembly: 4A, 1/2 in Pipe Size, FNPT x FNPT, 10.88 in Overall Lg
Double Check Backflow Preventer,1/2 in
Mfr. #: 4A103A2F
APOLLO $353.11 In Stock
Modular compact design:
Modular compact design:

7 products available

Image Product Name Mfr # Brand Price Availability
Modular compact design: 007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg, Bronze, 007
Modular compact design: 007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg, Bronze, 007
Double check backflow preventer
Mfr. #: 1 1/2 007M2-QT-FZ
WATTS $1,647.65 In Stock
Modular compact design: 007, 1 1/4 in Pipe Size, FNPT x FNPT, 16.38 in Overall Lg, Bronze, 007
Modular compact design: 007, 1 1/4 in Pipe Size, FNPT x FNPT, 16.38 in Overall Lg, Bronze, 007
Double check backflow preventer
Mfr. #: 1 1/4 007M2-QT-FZ
WATTS $1,363.46 In Stock
Modular compact design: 007, 1/2 in Pipe Size, FNPT x FNPT, 10 in Overall Lg, 33°F – 180°F
Modular compact design: 007, 1/2 in Pipe Size, FNPT x FNPT, 10 in Overall Lg, 33°F – 180°F
Double check backflow preventer
Mfr. #: 1/2 007-QT-FZ
WATTS $659.97 In Stock
Modular compact design: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg, Plastic
Modular compact design: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg, Plastic
Double check backflow preventer
Mfr. #: 1 1/2 LF007M2-QT-FZ
WATTS $1,444.31 In Stock
Modular compact design: LF007, 1 in Pipe Size, FNPT x FNPT, 13.25 in Overall Lg, 33°F – 180°F
Modular compact design: LF007, 1 in Pipe Size, FNPT x FNPT, 13.25 in Overall Lg, 33°F – 180°F
Reduced Pressure Zone Backflow Preventer
Mfr. #: 1 LF007M1-QT-FZ
WATTS $893.46 In Stock
Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg, 33°F – 180°F
Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg, 33°F – 180°F
Double check backflow preventer
Mfr. #: 1/2 LF007-QT-S-FZ
WATTS $776.03 In Stock
Modular compact design: LF007, 2 in Pipe Size, FNPT x FNPT, 19.5 in Overall Lg, 33°F – 180°F
Modular compact design: LF007, 2 in Pipe Size, FNPT x FNPT, 19.5 in Overall Lg, 33°F – 180°F
Double check backflow preventer
Mfr. #: 2 LF007M1-QT-FZ
WATTS $1,608.25 In Stock
inlet outlet connections
inlet outlet connections

2 products available

Image Product Name Mfr # Brand Price Availability
NPT inlet and outlet connections with Viega ProPress (R) Adaptors: LF007, 1/2 in Pipe Size
NPT inlet and outlet connections with Viega ProPress (R) Adaptors: LF007, 1/2 in Pipe Size
Double check backflow preventer
Mfr. #: 1/2LF007-QT-FZ-w/press
WATTS $486.12 In Stock
NPT inlet and outlet connections with Viega ProPress (R) Adaptors: LF007, 3/4 in Pipe Size
NPT inlet and outlet connections with Viega ProPress (R) Adaptors: LF007, 3/4 in Pipe Size
Double check backflow preventer
Mfr. #: 3/4 LF007M3-QT-FZ-w/press
WATTS $1,118.08 In Stock