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WATTS 719 Series Double Check Valve Assemblies
A
B
C
D
E
F| Style | Model | Disc Material | Inlet Connection | Inlet Size | Inlet Thread Type | Max. Temp. | Max. Working Pressure | Min. Temp. | Outlet Connection | Price (ex. VAT) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 719-QT-SH 3/4 | - | - | 3/4" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €531.43 | RFQ
|
| B | 719-LF 1/2 | - | Female Threaded | 1/2" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €462.91 | RFQ
|
| C | 719-QT-C&T 1/2 | - | Female Threaded | 1/2" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €482.12 | RFQ
|
| C | 719-QT-C&T 3/4 | - | Female Threaded | 3/4" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €541.44 | RFQ
|
| D | 719-QT-LH 1 1/2 | - | Female Threaded | 1 1/2" | - | 180° F | 175 PSI | 33° F | Female Threaded | €1,156.42 | RFQ
|
| D | 719-QT-LH 2 | - | Female Threaded | 2" | - | 180° F | 175 PSI | 33° F | Female Threaded | €1,295.13 | RFQ
|
| C | 719-QT-SH 1/2 | - | Female Threaded | 1/2" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €473.75 | RFQ
|
| B | 719-QT-LH 1 | - | Female Threaded | 1" | - | 180° F | 175 PSI | 33° F | Female Threaded | €625.01 | RFQ
|
| B | 719-LF 1 1/4 | - | - | 1-1/4" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €787.94 | RFQ
|
| B | 719-LF 3/4 | - | Female Threaded | 3/4" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €504.68 | RFQ
|
| E | 719-AQT-R10 3/4 | - | - | 3/4" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €914.92 | RFQ
|
| B | 719QT-S-R10 3/4 | - | - | 3/4" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €736.95 | RFQ
|
| B | 719QT-S-R10 1/2 | - | - | 1/2" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €736.95 | RFQ
|
| A | 719-QT-R10 1/2 | - | - | 1/2" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €593.26 | RFQ
|
| C | 719QT 1 1/2 | - | Female Threaded | 1 1/2" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €916.29 | RFQ
|
| C | 719QT 1 1/4 | - | Female Threaded | 1 1/4" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €763.16 | RFQ
|
| C | 719QT 1 | - | Female Threaded | 1" | FPT | 180° F | 175 PSI | 33° F | Female Threaded | €432.67 | RFQ
|
| E | 719QTS 2 | - | - | 2" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €1,605.10 | RFQ
|
| E | 719QTS 1 1/2 | - | - | 1-1/2" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €1,349.44 | RFQ
|
| B | U719-QT-S 2 | Rubber | Union Joint | 2" | NPT | 180° F | 175 PSI | 33° F | Union Joint | €1,911.75 | RFQ
|
| F | 719QTS 3/4 | Silicone | - | 3/4" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €646.71 | RFQ
|
| A | 719QT 3/4 | Silicone | - | 3/4" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €389.68 | RFQ
|
| A | 719QT 1/2 | Silicone | - | 1/2" | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | €354.60 | RFQ
|
| C | 719QT 2 | Silicone | Female Threaded | 2" | NPT | 180° F | 175 PSI | 33° F | Female Threaded | €1,039.71 | RFQ
|
719 Series Double Check Valve Assemblies
Watts 719 Series double check valve assemblies are used in plumbing systems to prevent the backflow of water and protect the potable water supply from contamination. These backflow preventers feature bronze alloy construction for structural rigidity and corrosion resistance. They are further coupled with elastomers that resist the effects of chloramine. These backflow preventers have a separate access and a top-entry check valve arrangement that facilitates convenient maintenance procedures. They have a maximum working pressure of 175 psi (12.06 bar).
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