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Home
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Hydronics
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Hydronic Installation Accessories
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Backflow Preventer
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Stocked Items
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Brands
Caleffi (5)
Honeywell (1)
LEGEND (4)
WATTS (7)
Nominal Size
3/4 in (3)
1/2 in (7)
Flow Rate
3 gpm (3)
Dimensions
10 in L (1)
4-7/8 in L x 2-1/2 in W (1)
3-1/8 in H (1)
4-1/4 in W (1)
4-1/8 in W (2)
4-1/2 in W (1)
4-3/8 in L x 2-9/16 in H (1)
10-3/4 in L x 5 in H (1)
Domestic/Import
Import (4)
Domestic (3)
Series
009 (1)
573 (1)
LF009 (1)
9D Series (1)
S-459 (1)
T-459 (2)
574 (2)
Media
Water (1)
Ball Valve/Gate Valve Type
Quarter-Turn Ball Valve (2)
Pressure Rating
150 psi (2)
175 psi (7)
25 to 175 psi (1)
Type
Continuous (1)
Body Material
Bronze (1)
Brass (3)
Forged Brass (4)
Cast Copper Silicon Alloy (1)
Port Type
Full (2)
Temperature Rating
250 deg F (1)
32 to 210 deg F (1)
33 to 250 deg F (1)
150 deg F (2)
33 to 180 deg F (2)
210 deg F (3)
End Style
FNPT (5)
C (1)
NPT (3)
Solder Union (1)
Backflow Type
Dual Check (4)
Backflow Preventer
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WATTS
1/2 Backflow Prevntr Thd Lead Free
Part #
1/2 009QTLF
Nominal Size
1/2 in
Dimensions
10 in L
Domestic/Import
Domestic
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LEGEND
1/2 Backflow Prvnt Swt Atmo Vent S459
Part #
115-117
Nominal Size
1/2 in
Flow Rate
3 gpm
Dimensions
4-1/4 in W
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LEGEND
1/2 Backflow Prvnt Thd Atmo Vent T459
Part #
115-113
Nominal Size
1/2 in
Flow Rate
3 gpm
Dimensions
4-1/8 in W
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WATTS
1/2in 9d Gasket 56cf102
Part #
56CE102-N
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WATTS
1/2swt Backflo Prevt Low Pressure Only
Part #
9D 1/2SWT
Nominal Size
1/2 in
Dimensions
4-3/8 in L x 2-9/16 in H
Domestic/Import
Domestic
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LEGEND
3/4 Backflow Prvnt Thd Atmo Vent T459
Part #
115-114
Nominal Size
3/4 in
Flow Rate
3 gpm
Dimensions
4-1/8 in W
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WATTS
3/4BackflowPrevntrReducedPresureZone
Part #
009M3-QT-FS
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WATTS
3/4BackflowPrevntrReducedPresureZone
Part #
009M3QT
Nominal Size
3/4 in
Dimensions
10-3/4 in L x 5 in H
Domestic/Import
Domestic
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WATTS
3/4in 9d M2 Gasket Green
Part #
35B103-1
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WATTS
Air Gap F/use W/9d
Part #
909AG-A
Dimensions
3-1/8 in H
Domestic/Import
Import
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Honeywell
Back Flow Preventer 1/2in
Part #
BP900
Nominal Size
1/2 in
Dimensions
4-7/8 in L x 2-1/2 in W
Pressure Rating
175 psi
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Caleffi
Backflow Preventor 1/2in Npt F Union
Part #
573403A
Nominal Size
1/2 in
Dimensions
4-1/2 in W
Series
573
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LEGEND
Replacement Gasket backflow preventers
Part #
115-920
MFG #
115-920
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Caleffi
RPZ Backflow Preventer 1/2in FNPT
Part #
574004A
Nominal Size
1/2 in
Series
574
Pressure Rating
150 psi
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Caleffi
RPZ Backflow Preventer 1/2in Press
Part #
574064A
MFG #
574064A
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Caleffi
RPZ Backflow Preventer 3/4in FNPT
Part #
574050A
Nominal Size
3/4 in
Series
574
Pressure Rating
150 psi
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Caleffi
RPZ Backflow Preventer 3/4in Press
Part #
574056A
MFG #
574056A
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WATTS
1/2 Backflow Prevntr Thd Lead Free
Part #
1/2 009QTLF
Nominal Size
1/2 in
Dimensions
10 in L
Domestic/Import
Domestic
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LEGEND
1/2 Backflow Prvnt Swt Atmo Vent S459
Part #
115-117
Nominal Size
1/2 in
Flow Rate
3 gpm
Dimensions
4-1/4 in W
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LEGEND
1/2 Backflow Prvnt Thd Atmo Vent T459
Part #
115-113
Nominal Size
1/2 in
Flow Rate
3 gpm
Dimensions
4-1/8 in W
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WATTS
1/2in 9d Gasket 56cf102
Part #
56CE102-N
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WATTS
1/2swt Backflo Prevt Low Pressure Only
Part #
9D 1/2SWT
Nominal Size
1/2 in
Dimensions
4-3/8 in L x 2-9/16 in H
Domestic/Import
Domestic
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LEGEND
3/4 Backflow Prvnt Thd Atmo Vent T459
Part #
115-114
Nominal Size
3/4 in
Flow Rate
3 gpm
Dimensions
4-1/8 in W
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WATTS
3/4BackflowPrevntrReducedPresureZone
Part #
009M3-QT-FS
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WATTS
3/4BackflowPrevntrReducedPresureZone
Part #
009M3QT
Nominal Size
3/4 in
Dimensions
10-3/4 in L x 5 in H
Domestic/Import
Domestic
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WATTS
3/4in 9d M2 Gasket Green
Part #
35B103-1
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WATTS
Air Gap F/use W/9d
Part #
909AG-A
Dimensions
3-1/8 in H
Domestic/Import
Import
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Honeywell
Back Flow Preventer 1/2in
Part #
BP900
Nominal Size
1/2 in
Dimensions
4-7/8 in L x 2-1/2 in W
Pressure Rating
175 psi
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Caleffi
Backflow Preventor 1/2in Npt F Union
Part #
573403A
Nominal Size
1/2 in
Dimensions
4-1/2 in W
Series
573
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LEGEND
Replacement Gasket backflow preventers
Part #
115-920
MFG #
115-920
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Caleffi
RPZ Backflow Preventer 1/2in FNPT
Part #
574004A
Nominal Size
1/2 in
Series
574
Pressure Rating
150 psi
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Caleffi
RPZ Backflow Preventer 1/2in Press
Part #
574064A
MFG #
574064A
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Caleffi
RPZ Backflow Preventer 3/4in FNPT
Part #
574050A
Nominal Size
3/4 in
Series
574
Pressure Rating
150 psi
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Caleffi
RPZ Backflow Preventer 3/4in Press
Part #
574056A
MFG #
574056A
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