WATTS 719 Series Double Check Valve Assemblies
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FBackflow Preventer Type: Double Check Valve Assembly , Body Material: Bronze , Body Pattern: Inline , Body Style: Inline , Inlet Type: Female Threaded , Mfr. Series: 719 , Operation: Continuous , Outlet Type: Female Threaded , Seat Material: Engineered Plastic
| Style | Model | Inlet Thread Type | Outlet Connection | Disc Material | Max. Temp. | Max. Working Pressure | Min. Temp. | Inlet Connection | Outlet Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 719-QT-LH 1 | - | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €553.43 | RFQ
|
| B | 719-AQT-R10 3/4 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 3/4" | €810.14 | RFQ
|
| A | 719-LF 1 1/4 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 1-1/4" | €697.70 | RFQ
|
| C | 719-QT-SH 3/4 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 3/4" | €470.57 | RFQ
|
| A | 719QT-S-R10 1/2 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 1/2" | €652.55 | RFQ
|
| B | 719QTS 1 1/2 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 1-1/2" | €1,194.90 | RFQ
|
| D | 719QTS 3/4 | - | - | Silicone | 180 Degree F | 12.1 Bar | 33 Degree F | - | 3/4" | €572.65 | RFQ
|
| E | 719-QT-LH 2 | - | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €1,146.81 | RFQ
|
| E | 719-QT-LH 1 1/2 | - | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €1,023.98 | RFQ
|
| A | 719QT-S-R10 3/4 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 3/4" | €652.55 | RFQ
|
| C | 719-QT-R10 1/2 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 1/2" | €525.32 | RFQ
|
| C | 719QT 3/4 | - | - | Silicone | 180 Degree F | 12.1 Bar | 33 Degree F | - | 3/4" | €345.05 | RFQ
|
| C | 719QT 1/2 | - | - | Silicone | 180 Degree F | 12.1 Bar | 33 Degree F | - | 1/2" | €313.99 | RFQ
|
| B | 719QTS 2 | - | - | - | 180 Degree F | 12.1 Bar | 33 Degree F | - | 2" | €1,421.28 | RFQ
|
| F | 719-QT-SH 1/2 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €419.50 | RFQ
|
| F | 719QT 1 1/2 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | 1-1/2" | €811.36 | RFQ
|
| F | 719-QT-C&T 1/2 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €426.91 | RFQ
|
| F | 719QT 1 1/4 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | 1-1/4" | €675.76 | RFQ
|
| F | 719-QT-C&T 3/4 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €479.43 | RFQ
|
| F | 719QT 1 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | 1" | €383.12 | RFQ
|
| A | 719-LF 1/2 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €409.90 | RFQ
|
| A | 719-LF 3/4 | FPT | Female Threaded | - | 180° F | 175 PSI | 33° F | Female Threaded | - | €446.88 | RFQ
|
| A | U719-QT-S 2 | NPT | Union Joint | Rubber | 180° F | 175 PSI | 33° F | Union Joint | - | €1,692.81 | RFQ
|
| F | 719QT 2 | NPT | Female Threaded | Silicone | 180° F | 175 PSI | 33° F | Female Threaded | 2" | €920.64 | 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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