WATTS Check And Foot Valves

Includes single- and dual-check valves used for preventing the reverse flow of hot or cold polluted water from entering into the potable water supply. Available in 316 stainless steel / brass / bronze / polysulfone material options

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WATTS -

LF7R Series Dual Check Valves

StyleModelBody PatternBody StyleInlet ConnectionInlet SizeInlet Thread TypeInlet TypeMax. Temp.Max. Working PressurePrice (ex. VAT)
ALF7R10-U2 1 X 3/4-Inline-1"-Swivel Joint180 Degree F10.3 Bar€103.92
BLF7RU2-U2 3/4 X 3/4-Inline-3/4"-Union Female Threaded180 Degree F12.1 Bar€108.43
BLF7RU3-2 3/4 X 3/4-Inline-3/4"-Union Male Threaded180 Degree F12.1 Bar€117.27
BLF7RU4-2 1 X 3/4-Inline-1"-Union Female Threaded180 Degree F12.1 Bar€148.78
CLF7RU2-2 1/2 X 1/2-Inline-1/2"-Female Threaded180 Degree F10.3 Bar€85.28
BLF7R-3-U2 3/4 X 3/4-Straight-3/4"-Male Threaded180 Degree F12.1 Bar€110.54
DLF7RU2-U2 1/2 X 1/2-Inline-1/2"-Union Female Threaded180 Degree F10.3 Bar€104.96
BLF7RU4-3 1 X 3/4-Inline-1"-Union Female Threaded180 Degree F12.1 Bar€105.98
BLF7RU2-3 3/4 X 3/4-Inline-3/4"-Union Female Threaded180 Degree F12.1 Bar€96.31
ELF7RU2-2 3/4 X 1-Inline-3/4"-Union Female Threaded180 Degree F12.1 Bar€109.45
BLF7RU2-2 1/2 X 3/4-Inline-1/2"-Union Female Threaded180 Degree F12.1 Bar€100.82
FLF7R10-U3 1 X 3/4-Inline-1"-Swivel Joint180 Degree F10.3 Bar€123.95
GLF7RU2-2 3/4 X 3/4-Inline-3/4"-Female Threaded180 Degree F10.3 Bar€92.53
HLF7R10-U2 1 X 1InlineInlineSwivel Joint1"MTSFSwivel Joint180° F150 psi€94.26
ILF7RU4-2 1 X 1InlineInlineUnion Female Threaded1"NPTUnion Female Threaded180° F175 PSI€139.85
JLF7RU2-2 1 X 1InlineInlineFemale Threaded1"NPTFemale Threaded180° F150 psi€101.18
KLF7RU2-U2 1 X 1InlineInlineFemale Threaded1"FPTFemale Threaded180° F175 PSI€129.48
LLF7RU4-5 1 X 1InlineInlineFemale Threaded1"NHMFemale Threaded180° F150 psi€106.35
KLF7R-2-U2 1 X 1StraightStraightFemale Threaded1"NPTFemale Threaded180° F175 PSI€104.96
WATTS -

SS07F Series Stainless Steel Single Detector Check Valves

StyleModelInlet SizeOutlet SizePrice (ex. VAT)
ASS07F-BP-CFM 10--€1,018.34
RFQ
ASS07F-BP-CFM 4--€683.12
RFQ
ASS07F-BP-CFM 6--€776.63
RFQ
ASS07F-BP-GPM 6--€776.63
RFQ
ASS07F-BP-CFM 8--€916.89
RFQ
ASS07F-BP-GPM 8--€916.89
RFQ
ASS07F-BP-GPM 10--€1,018.34
RFQ
ASS07F-BP-GPM 4--€683.12
RFQ
BSS07F-CFM 44"4"€3,494.84
RFQ
BSS07F-GPM 44"4"€3,494.84
RFQ
BSS07F 44"4"€1,789.42
RFQ
BSS07F-CFM 66"6"€4,742.20
RFQ
BSS07F 66"6"€2,909.97
RFQ
BSS07F-GPM 66"6"€4,742.20
RFQ
BSS07F-GPM 88"8"€7,431.85
RFQ
BSS07F 88"8"€5,598.07
RFQ
BSS07F-CFM 88"8"€7,431.85
RFQ
BSS07F-GPM 1010"10"€8,081.71
RFQ
BSS07F 1010"10"€6,070.39
RFQ
BSS07F-CFM 1010"10"€8,081.71
RFQ
WATTS -

LF600 Series Silent Check Valves

StyleModelBody MaterialInlet SizeMin. Temp.Outlet SizeThread TypePrice (ex. VAT)
ALF600 2Brass2"-20 Degree F2"NPT€262.03
ALF600 3/4Brass3/8"-20 Degree F3/4"NPT€85.04
BLF600 3/8Brass3/8"-20° F3/8"NPT€141.47
BLF600 1 1/2Brass1 1/2"-20° F1-1/2"NPT€219.85
BLF600 1/2Brass1/2"-20° F1/2"NPT€60.88
ALF600 1Lead Free Cast Copper Silicon Alloy1"-20 Degree F1"FPT€127.79
ALF600 1 1/4Lead Free Cast Copper Silicon Alloy1-1/4"-20 Degree F1-1/4"FPT€182.91
ALF600 1/4Lead Free Cast Copper Silicon Alloy1/4"-20 Degree F1/4"FPT€141.47
WATTS -

Dual Check Valves

StyleModelBody MaterialBody PatternDisc MaterialInlet ConnectionInlet SizeInlet Thread TypeInlet TypeItemPrice (ex. VAT)
A912-HP 3/4"Brass-Rubber-3/4"-Female ThreadedDual Check Valve€696.83
BSA9DBrass-Rubber-3/4"-Union Female ThreadedDual Check Valve€59.04
CCU7-U2-U2 1/2X1/2Copper--Female Threaded1/2"NPT-Dual Check Valve€90.45
RFQ
DCU7-U2-U2 3/4X3/4Copper--Female Threaded3/4"NPT-Dual Check Valve€99.92
RFQ
ECU7-U2-U2 1X1Copper--Female Threaded1"NPT-Dual Check Valve€106.41
RFQ
FCU7-U3-U3 1X1Copper--Male Threaded1"NPT-Dual Check Valve€154.00
RFQ
GLFH7C 3/4Lead Free Brass-Silicone-3/4"-Female ThreadedDual Check Valve€330.77
HLF7R 1/2Lead Free BrassInlineSantopreneFemale Threaded1/2"FPTFemale ThreadedTailpiece€18.99
ILF7-U2-2 1/2X1/2Lead Free Cast Copper Silicon AlloyStraightSiliconeUnion Joint1/2"FPT-Double Check Valve Assembly€171.97
RFQ
WATTS -

Swing Check Valves

StyleModelBody MaterialBody StyleDisc MaterialInlet ConnectionInlet SizeInlet TypeMfr. SeriesOutlet ConnectionPrice (ex. VAT)
A411 3Cast IronStraightDuctile Iron-3"Flanged Joint411-€887.59
A411 8Cast IronStraightDuctile Iron-8"Flanged Joint411-€3,670.75
A411 6Cast IronStraightDuctile Iron-6"Flanged Joint411-€2,035.09
RFQ
A411 10Cast IronStraightDuctile Iron-10"Flanged Joint411-€6,556.98
RFQ
BLFWCV 1Lead Free BrassTeeLead Free BrassFemale Threaded1"Female ThreadedLFWCVFemale Threaded€25.05
CLFWCVS 1/2Lead Free BrassTeeLead Free BrassSocket1/2"SocketLFWCVSocket€31.71
CLFWCVS 1Lead Free BrassTeeLead Free BrassSocket1"SocketLFWCVSocket€57.72
DLFWCVS 3/4Lead Free BrassTeeLead Free Brass-3/4"SocketLFWCV-€38.83
BLFWCV 1/2Lead Free BrassTeeLead Free BrassFemale Threaded1/2"Female ThreadedLFWCVFemale Threaded€31.71
WATTS -

Ames 1000DCV Large Series Detector Check Valves

StyleModelInlet ConnectionInlet SizeOutlet ConnectionPrice (ex. VAT)
A1000-LM 4Flanged Joint4"Flanged Joint€3,252.33
RFQ
A1000-LM 6Flanged Joint6"Flanged Joint€4,431.54
RFQ
B1005DCV-FXG 6Flanged Joint6"Grooved Joint€3,716.75
RFQ
B1005DCV-FXG-GPM 4Flanged Joint4"Flanged Joint€3,482.16
RFQ
B1005DCV-FXG 4Flanged Joint4"Grooved Joint€2,516.91
RFQ
B1005DCV-FXG-GPM 6Flanged Joint6"Flanged Joint€4,700.98
RFQ
B1000DCV-EPX-10SY-CFM 10Flanged Joint10"Flanged Joint€11,454.49
RFQ
B1000DCV-EPX-10SY-CFM 4Flanged Joint4"Flanged Joint€5,185.98
RFQ
A1000DCV-EPX-CFM 10Flanged Joint10"Flanged Joint€11,868.19
RFQ
A1000DCV-EPX-CFM 6Flanged Joint6"Flanged Joint€4,563.10
RFQ
B1000DCV-EPX-10SY-CFM 8Flanged Joint8"Flanged Joint€9,254.59
RFQ
A1000DCV-EPX-CFM 4Flanged Joint4"Flanged Joint€3,379.14
RFQ
B1000DCV-EPX-10SY-CFM 6Flanged Joint6"Flanged Joint€6,292.29
RFQ
A1000DCV-EPX-CFM 8Flanged Joint8"Flanged Joint€6,862.88
RFQ
A1000DCV-EPX-LM 10Flanged Joint10"Flanged Joint€11,741.38
RFQ
A1000DCV-EPX-LM 8Flanged Joint8"Flanged Joint€6,734.48
RFQ
B1010-GRVXGRV 4Grooved Joint4"Grooved Joint€2,516.91
RFQ
B1010DCV-GRVXGRV-GPM 4Grooved Joint4"Flanged Joint€3,482.16
RFQ
C1010DCV-GRVXGRV-LM 6Grooved Joint6"Grooved Joint€4,564.68
RFQ
A1010-GRVXGRV 6Grooved Joint6"Grooved Joint€3,716.75
RFQ
A1010DCV-GRVXGRV-GPM 6Grooved Joint6"Flanged Joint€4,700.98
RFQ
WATTS -

Ames 1000SS Series Detector Check Valves

StyleModelInlet SizePrice (ex. VAT)
A1000SS-DCV-GPM 44"€3,501.19
RFQ
B1000SS 44"€2,024.01
RFQ
B1000SS-DCV 66"€2,992.41
RFQ
A1000SS-DCV-GPM 66"€4,724.76
RFQ
A1000SS-DCV-CFM 88"€7,106.96
RFQ
B1000SS-DCV 88"€4,851.57
RFQ
A1000SS-DCV-GPM 88"€7,106.96
RFQ
A1000SS-DCV-GPM 1010"€12,292.94
RFQ
B1000SS-DCV-CFM 1010"€12,292.94
RFQ
B1000SS-DCV 1010"€8,818.73
RFQ
StyleModelInlet SizeInlet Thread TypeOutlet SizePressure RatingThread TypePrice (ex. VAT)
ALF6 11"FPT1"13.8 Bar at 82 degree C BarFPT€234.54
ALF6 1/21/2"FPT1/2"13.8 Bar at 82 degree C BarFPT€156.80
ALF6 1/41/4"FPT1/4"13.8 Bar at 82 degree C BarFPT€176.40
ALF6 3/83/8"NPT3/8"13.8 BarNPT€175.61
StyleModelInlet SizePrice (ex. VAT)
A1005DCV-FXG-LM 44"€3,347.43
RFQ
A1005DCV-FXG-LM 66"€4,564.68
RFQ
WATTS -

SD-2 Series Dual Check Valves

StyleModelInlet ConnectionInlet SizeInlet TypeMax. Temp.Max. Working PressureMin. Temp.Outlet ConnectionOutlet SizePrice (ex. VAT)
ASD2-MF 3/8"-3/8"Flare Joint110 Degree F13.8 Bar33 Degree F-3/8"€193.62
BSD-2-FN 1/4Female Threaded1/4"Female Threaded110° F200 PSI33° FFemale Threaded1/4"€198.88
CSD-2-FN 3/8Female Threaded3/8"Female Threaded110° F200 PSI33° FFemale Threaded3/8"€214.76
DSD2-MF 1/4Flare Joint1/4"Flare Joint110° F200 PSI33° FFlare Joint1/4"€174.54
ESD-2-FF 1/4Flare Joint1/4"Flare Joint110° F200 PSI33° FFlare Joint1/4"€223.05
FSD-2-FF 3/8Flare Joint3/8"Flare Joint110° F200 PSI33° FFlare Joint3/8"€242.37
GSD-2 -MN 3/8Male Threaded3/8"Male Threaded110° F200 PSI33° FMale Threaded3/8"€214.76
GSD-2 -MN 1/4Male Threaded1/4"Male Threaded110° F200 PSI33° FMale Threaded1/4"€229.95
StyleModelPrice (ex. VAT)
AM400 6€5,553.33
RFQ
AM400 8€10,217.28
RFQ
AM400 12€25,888.39
RFQ
AM400 3€1,983.23
RFQ
StyleModelInlet SizePrice (ex. VAT)
ASCV 1/21/2"€26.54
ASCV 1/41/4"€26.15
RFQ
ASCV 1/81/8"€16.66
RFQ
ASCV 3/83/8"€26.15
RFQ
StyleModelInlet SizePrice (ex. VAT)
AASCV 33"€1,016.77
RFQ
AASCV 44"€1,184.74
RFQ
AASCV 66"€1,244.97
RFQ
AASCV 88"€1,527.92
RFQ
AASCV 1010"€2,104.82
RFQ
AASCV 1212"€2,352.08
RFQ
StyleModelInlet SizePrice (ex. VAT)
AFFF 33"€543.65
RFQ
AFFF 44"€585.65
RFQ
AFFF 55"€722.73
RFQ
AFFF 66"€690.25
RFQ
AFFF 88"€941.49
RFQ
AFFF 1010"€1,421.71
RFQ
AFFF 1212"€1,748.22
RFQ
StyleModelInlet SizePrice (ex. VAT)
AFPP 66"€456.48
RFQ
AFPP 88"€595.15
RFQ
AFPP 1010"€954.95
RFQ
StyleModelInlet SizeOutlet SizePrice (ex. VAT)
ALF601 1/21/2"1/2"€219.02
ALF601 1/41/4"1/4"€219.02
ALF601 3/83/8"3/8"€278.00
WATTS -

SD-3 Series Dual Check Valves

StyleModelInlet ConnectionInlet SizeInlet TypeMax. Temp.Max. Working PressureMin. Temp.Outlet ConnectionOutlet SizePrice (ex. VAT)
ASD3-MF 3/8"-3/8"Female Threaded130 Degree F10.3 Bar54 Degree F-3/8"€306.30
BSD-3-FN-LS 1/4Female Threaded1/4"Female Threaded130° F150 psi54° FFemale Threaded1/4"€448.17
CSD-3-FN 1/4Female Threaded1/4"Female Threaded130° F150 psi54° FFemale Threaded1/4"€301.78
BSD-3-FN-LS 3/8Female Threaded3/8"Female Threaded130° F150 psi54° FFemale Threaded3/8"€418.48
CSD-3-FN 3/8Female Threaded3/8"Female Threaded130° F150 psi54° FFemale Threaded3/8"€298.31
BSD-3-FF-LS 3/8Flare Joint3/8"Flare Joint130° F150 psi54° FFlare Joint3/8"€234.10
CSD-3-FF 3/8Flare Joint3/8"Flare Joint130° F150 psi54° FFlare Joint3/8"€242.37
DSD-3-LS-MFXMF 3/8Flare Joint3/8"Flare Joint130° F150 psi54° FFlare Joint3/8"€448.17
BSD-3-FF-LS 1/4Flare Joint1/4"Flare Joint130° F150 psi54° FFlare Joint1/4"€305.92
CSD-3-FF 1/4Flare Joint1/4"Flare Joint130° F150 psi54° FFlare Joint1/4"€315.58
CSD-3-LS-MFXMN 3/8Flare Joint3/8"Flare Joint130° F150 psi54° FMale Threaded3/8"€448.17
ESD-3-MF-LS 3/8Flare Joint3/8"Flare Joint130° F150 psi54° FFlare Joint3/8"€418.48
CSD-3-MF 1/4Flare Joint1/4"Flare Joint130° F150 psi54° FFlare Joint1/4"€245.41
ESD-3-MF-LS 1/4Flare Joint1/4"Flare Joint130° F150 psi54° FFlare Joint1/4"€448.17
CSD-3-MN 1/4Male Threaded1/4"Male Threaded130° F150 psi54° FMale Threaded1/4"€438.49
FSD-3-MN 3/8Male Threaded3/8"Male Threaded130° F150 psi54° FMale Threaded3/8"€438.49
GSD-3-MN-LS 1/4Male Threaded1/4"Male Threaded130° F150 psi54° FMale Threaded1/4"€448.17
GSD-3-MN-LS 3/8Male Threaded3/8"Male Threaded130° F150 psi54° FMale Threaded3/8"€448.17
StyleModelDisc MaterialInlet SizeOutlet SizeThread TypePrice (ex. VAT)
A600-Z3 3/4316 Stainless Steel3/4"3/4"FPT€179.89
A600-Z3 1 1/2Stainless Steel1-1/2"1-1/2"NPT€422.40
StyleModelInlet SizeOutlet SizePrice (ex. VAT)
ALF601S 11"1"€256.76
ALF601S 1/21/2"1/2"€120.46
ALF601S 3/43/4"3/4"€163.97
WATTS -

9D Series Dual Check Valves

StyleModelConnection TypeInlet ConnectionInlet SizeInlet TypeMax. Temp.Max. Working PressureMin. Temp.Outlet ConnectionPrice (ex. VAT)
A9D-S-M3 1/2--1/2"Union Solder250 Degree F12.1 Bar33 Degree F-€149.86
B9DS-SC-M2--3/4"Union Solder250 Degree F12.1 Bar33 Degree F-€205.80
B9DM2 (W/PRESS) 3/4--3/4"Press250 Degree F12.1 Bar33 Degree F-€128.26
C9DM3 (W/PRESS) 1/2--1/2"Press250 Degree F12.1 Bar33 Degree F-€123.44
D9DM2-LU-Female Threaded3/4"Female Threaded250° F175 PSI33° FFemale Threaded€156.74
E9D-SC-Union Female Threaded1/2"Union Female Threaded250° F175 PSI33° FUnion Joint€203.02
E9D-SC-M2-Union Female Threaded3/4"Union Female Threaded250° F175 PSI33° FUnion Joint€205.80
F9D-S-M2 3/4--3/4"Union Solder250 Degree F12.1 Bar33 Degree F-€153.31
D9DM2-Z5-Union Female Threaded1/2"Union Female Threaded250° F175 PSI33° FUnion Joint€160.92
E9DM3-SC-Union Female Threaded1/2"Union Female Threaded250° F175 PSI33° FUnion Joint€203.02
G9D-M2-3/4"FNPT-3/4"Union Female Threaded250 Degree F12.1 Bar33 Degree F-€132.11
G9D-M3-1/2"FNPT Union-1/2"Union Female Threaded250 Degree F12.1 Bar33 Degree F-€115.89
WATTS -

LF7 Series Dual Check Valves

StyleModelBody MaterialDisc MaterialInlet ConnectionInlet SizeInlet TypeLengthMax. Temp.Max. Working PressurePrice (ex. VAT)
A3/8 LF7-----2.875"180 Degrees-€205.15
B3/4 LF7 U2-2-----3.625"180 Degrees-€118.37
C1 LF7 U2-2-----3.875"180 Degrees-€106.12
DLF7 3/8Lead Free BrassSilicone-3/8"Female Threaded-180 Degree F10.3 Bar€225.81
ELF7-10-U2 1 1/4X1Lead Free BronzeSantoprene-1-1/4"Swivel Joint-180 Degree F10.3 Bar€227.87
FLF7U2-2 1 1/4X1 1/4Lead Free BronzeSantoprene-1-1/4"Female Threaded-180 Degree F10.3 Bar€215.46
GLF7-4-U2 1 1/4X1Lead Free BronzeSilicone-1-1/4"Female Threaded-180 Degree F10.3 Bar€227.18
GLF7-10-U3 1 1/4X1Lead Free BronzeSilicone-1-1/4"Swivel Joint-180 Degree F10.3 Bar€312.13
HLF7U3-3 1 1/4 X 1 1/4Lead Free Copper Silicon AlloySiliconeUnion Male Threaded1 1/4"Union Male Threaded-180° F150 psi€270.70
ILF7U4-3 1 1/4X1Lead Free Copper Silicon AlloySiliconeUnion Female Threaded1 1/4"Union Female Threaded-180° F150 psi€211.29
JLF7C 3/8Lead Free Copper Silicon AlloySiliconeFemale Threaded3/8"Female Threaded-180° F150 psi€242.37
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