raptor logo

Strictly Necessary Cookies

Always Active

These cookies make our website work. They include logging personal details, like login/sign-up or account data, browser information, images & videos, and shopping cart journey.

In addition, we use optimization cookies to test new features and designs on our website. The information collected helps us improve our website and customers' experience.

Advertising

These cookies are used to understand the performance and relevancy of our adverts, to provide you with personalised adverts on other websites and social media, to track when you have arrived at our site from a recognised third-party affiliate website, and to track if you made a purchase based on the adverts we displayed to you.

recommendations

These cookies enable us to provide personalised product and content recommendations, to make the browsing experience more relevant to you.

Functional

These cookies are used to offer customer surveys and feedback, to improve search results, and to allow you to share content from our website on social media.

analysis

These cookies help us improve our website by collecting and reporting information on how you use it.

WATTS 774 Series Double Check Valve Backflow Preventer Assemblies


Filter
StyleModelInlet ConnectionInlet SizeInlet TypeMax. Temp.Max. Working PressureMin. Temp.Outlet ConnectionOutlet SizePrice (ex. VAT)
A
774-DNRS 4
-4"Flanged Joint110 Degree F12.1 Bar33 Degree F-4"€5,883.99
RFQ
B
774-PIVXOSY 8
-8"Flanged Joint110 Degree F12.1 Bar33 Degree F-8"€18,631.24
RFQ
C
774-NRS
--------€6,101.44
D
774-DNRS 6
-6"Flanged Joint110 Degree F12.1 Bar33 Degree F-6"€9,446.79
RFQ
E
774-OSY
--------€4,844.43
F
774-DNRS 2 1/2
-2-1/2"Flanged Joint110 Degree F12.1 Bar33 Degree F-2-1/2"€5,116.96
RFQ
G
774-DNRS 3
-3"Flanged Joint110 Degree F12.1 Bar33 Degree F-3"€5,619.96
RFQ
H
774-DNRS 10
-10"Flanged Joint110 Degree F12.1 Bar33 Degree F-10"€25,201.52
RFQ
I
774-DNRS 12
-12"Flanged Joint110 Degree F12.1 Bar33 Degree F-12"€36,023.61
RFQ
J
774-OSYXPIV 10
-10"Flanged Joint110 Degree F12.1 Bar33 Degree F-10"€25,661.76
RFQ
J
774-OSYXPIV 6
-6"Flanged Joint110 Degree F12.1 Bar33 Degree F-6"€9,428.41
RFQ
J
774-OSYXPIV 8
-8"Flanged Joint110 Degree F12.1 Bar33 Degree F-8"€18,631.24
RFQ
J
774-OSYXPIV 4
-4"Flanged Joint110 Degree F12.1 Bar33 Degree F-4"€6,031.05
RFQ
B
774-PIVXOSY 10
-10"Flanged Joint110 Degree F12.1 Bar33 Degree F-10"€25,661.76
RFQ
J
774-OSYXPIV 3
-3"Flanged Joint110 Degree F12.1 Bar33 Degree F-3"€5,842.22
RFQ
B
774-PIVXOSY 4
-4"Flanged Joint110 Degree F12.1 Bar33 Degree F-4"€6,031.05
RFQ
B
774-PIVXOSY 6
-6"Flanged Joint110 Degree F12.1 Bar33 Degree F-6"€9,428.41
RFQ
B
774-PIVXOSY 3
-3"Flanged Joint110 Degree F12.1 Bar33 Degree F-3"€5,842.22
RFQ
K
774-DOSY 8
-8"Flanged Joint110 Degree F12.1 Bar33 Degree F-8"€17,413.00
RFQ
L
774-DOSY 2 1/2
-2-1/2"Flanged Joint110 Degree F12.1 Bar33 Degree F-2-1/2"€5,105.22
RFQ
M
774-DOSY 4
-4"Flanged Joint110 Degree F12.1 Bar33 Degree F-4"€6,031.05
RFQ
N
774-DOSY 10
-10"Flanged Joint110 Degree F12.1 Bar33 Degree F-10"€23,982.78
RFQ
O
774-DNRS 8
-8"Flanged Joint110 Degree F12.1 Bar33 Degree F-8"€18,937.34
RFQ
P
774-DNRS-S 6
-6"Flanged Joint110 Degree F12.1 Bar33 Degree F-6"€21,847.01
RFQ
Q
774-DOSY 3
-3"Flanged Joint110 Degree F12.1 Bar33 Degree F-3"€5,842.22
RFQ
R
774-DOSY 6
-6"Flanged Joint110 Degree F12.1 Bar33 Degree F-6"€9,428.41
RFQ
S
774-DOSY 12
-12"Flanged Joint110 Degree F12.1 Bar33 Degree F-12"€35,563.40
RFQ
T
774-OSY-FXG 10
Flanged Joint10"Flanged Joint110° F175 PSI33° FGrooved Joint10"€23,982.78
RFQ
U
774-LF 12
Flanged Joint12"Flanged Joint110° F175 PSI33° F-12"€23,693.04
RFQ
V
774-NRS 8
Flanged Joint8"Flanged Joint110° F175 PSI33° FFlanged Joint8"€17,700.41
RFQ
T
774-OSY-FXG 8
Flanged Joint8"Flanged Joint110° F175 PSI33° FGrooved Joint8"€17,413.00
RFQ
W
774-OSY 6
Flanged Joint6"Flanged Joint110° F175 PSI33° FFlanged Joint6"€8,811.80
RFQ
X
774-LF 4
Flanged Joint4"Flanged Joint110° F175 PSI33° F-4"€3,641.38
RFQ
W
774-OSY 3
Flanged Joint3"Flanged Joint110° F175 PSI33° FFlanged Joint3"€5,461.20
RFQ
W
774-OSY 2 1/2
Flanged Joint2 1/2"Flanged Joint110° F175 PSI33° FFlanged Joint2-1/2"€4,771.02
RFQ
Y
774-NRS 2 1/2
Flanged Joint2 1/2"Flanged Joint110° F175 PSI33° FFlanged Joint2-1/2"€4,782.73
RFQ
T
774-OSY-FXG 6
Flanged Joint6"Flanged Joint110° F175 PSI33° FGrooved Joint6"€8,811.80
RFQ
T
774-OSY-FXG 3
Flanged Joint3"Flanged Joint110° F175 PSI33° FGrooved Joint3"€5,461.20
RFQ
Z
774-NRS 10
Flanged Joint10"Flanged Joint110° F175 PSI33° FFlanged Joint10"€23,553.26
RFQ
W
774-OSY 12
Flanged Joint12"Flanged Joint110° F175 PSI33° FFlanged Joint12"€33,235.03
RFQ
A1
774-NRS 3
Flanged Joint3"Flanged Joint110° F175 PSI33° FFlanged Joint3"€5,252.31
RFQ
B1
774-LF 3
Flanged Joint3"Flanged Joint110° F175 PSI33° F-3"€3,434.12
RFQ
C1
774-NRS 4
Flanged Joint4"Flanged Joint110° F175 PSI33° FFlanged Joint4"€5,497.96
RFQ
W
774-OSY 4
Flanged Joint4"Flanged Joint110° F175 PSI33° FFlanged Joint4"€5,636.65
RFQ
D1
774-NRS 6
Flanged Joint6"Flanged Joint110° F175 PSI33° FFlanged Joint6"€8,830.18
RFQ
E1
774-LF 6
Flanged Joint6"Flanged Joint110° F175 PSI33° F-6"€6,009.33
RFQ
W
774-OSY 8
Flanged Joint8"Flanged Joint110° F175 PSI33° FFlanged Joint8"€17,413.00
RFQ
F1
774-LF 8
Flanged Joint8"Flanged Joint110° F175 PSI33° F-8"€12,794.02
RFQ
W
774-OSY 10
Flanged Joint10"Flanged Joint110° F175 PSI33° FFlanged Joint10"€23,982.78
RFQ
G1
774-LF 10
Flanged Joint10"Flanged Joint110° F175 PSI33° F-10"€16,523.98
RFQ
H1
774-NRS 12
Flanged Joint12"Flanged Joint110° F175 PSI33° FFlanged Joint12"€33,666.26
RFQ
I1
774-NRS-S 12
Flanged Joint12"Flanged Joint110° F175 PSI33° FFlanged Joint12"€43,830.39
RFQ
T
774-OSY-FXG 2 1/2
Flanged Joint2 1/2"Flanged Joint110° F175 PSI33° FGrooved Joint2-1/2"€4,771.02
RFQ
T
774-OSY-FXG 4
Flanged Joint4"Flanged Joint110° F175 PSI33° FGrooved Joint4"€5,636.65
RFQ
J1
774-OSY-GXF 4
Grooved Joint4"Grooved Joint110° F175 PSI33° FFlanged Joint4"€5,636.65
RFQ
K1
774-OSY-GXG 2 1/2
Grooved Joint2 1/2"Grooved Joint110° F175 PSI33° FGrooved Joint2-1/2"€5,105.22
RFQ
J1
774-OSY-GXF 10
Grooved Joint10"Grooved Joint110° F175 PSI33° FFlanged Joint10"€23,982.78
RFQ
J1
774-OSY-GXF 2 1/2
Grooved Joint2 1/2"Grooved Joint110° F175 PSI33° FFlanged Joint2-1/2"€4,771.02
RFQ
K1
774-OSY-GXG 8
Grooved Joint8"Grooved Joint110° F175 PSI33° FGrooved Joint8"€18,631.24
RFQ
J1
774-OSY-GXF 8
Grooved Joint8"Grooved Joint110° F175 PSI33° FFlanged Joint8"€17,413.00
RFQ
K1
774-OSY-GXG 4
Grooved Joint4"Grooved Joint110° F175 PSI33° FGrooved Joint4"€6,031.05
RFQ

We are here to help!

Looking for a part not listed here?