Watts 774DCDA-OSY-GXG-CFM 8 - Part of the 774DCDA Series
This 8 inch double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. It has a cubic foot meter. The connections are grooved inlet x grooved outlet. It can be installed in a horizontal or vertical flow-up position. It is designed for installation on applications identified by local authorities as non-health hazard, such as on fire protection systems. The maximum working pressure is 175 psi (12.06 bar).
Features- Cubic foot meter
- Stainless steel body
- Non-health hazard application
- No special tools required for servicing
| Specifications | |
|---|---|
| ArmorTek Technology | No |
| Backflow Preventer Type | Double Check Detector Assembly |
| Body Finish | Stainless Steel |
| Body Material | Stainless Steel |
| Body Pattern | Does Not Apply To Product |
| Brand | Watts |
| Buy American Act Compliant | NO |
| Bypass | Yes |
| Bypass Size | 3/4 IN |
| Cap And Tether | No |
| Disc Material | Does Not Apply To Product |
| EAN | 098268264548 |
| Elbow Fitting | No |
| Hazard Protection Level | Non Health Hazard |
| Hot And Harsh Water | No |
| Hydrant Connection | No |
| Inlet Connection Size | 8 IN |
| Inlet Connection Size-Metric | 200 MM |
| Inlet Connection Type | Grooved Joint |
| Inlet Shutoff Valve Type | Outside Stem And Yoke Gate Valve |
| Inlet Thread Type | Does Not Apply To Product |
| Lead Free | No |
| Maximum Temperature-Fahrenheit | 110 |
| Maximum Working Pressure-BAR | 12.10 |
| Maximum Working Pressure-PSI | 175 |
| Meter Type | CFM |
| Minimum Temperature - Celsius | 0.50 |
| Minimum Temperature-Fahrenheit | 33 |
| Outlet Connection Size | 8 IN |
| Outlet Connection Type | Grooved Joint |
| Outlet Shutoff Valve Type | Outside Stem And Yoke Gate Valve |
| Outlet Thread Type | Does Not Apply To Product |
| Part Number | 0439544 |
| Polymer Coating | No |
| Pressure Operation | Continuous |
| Protection Type | Backpressure and Backsiphonage |
| Seat Material | Engineered Plastic |
| Series | 774DCDA |
| Strainer | No |
| Technologies | Does Not Apply To Product |
| Tradename | None |
- Specification Sheet - 774DCDA
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This 8 inch double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. It has a cubic foot meter. The connections are grooved inlet x grooved outlet. It can be installed in a horizontal or vertical flow-up position. It is designed for installation on applications identified by local authorities as non-health hazard, such as on fire protection systems. The maximum working pressure is 175 psi (12.06 bar).
Features- Cubic foot meter
- Stainless steel body
- Non-health hazard application
- No special tools required for servicing
| Specifications | |
|---|---|
| ArmorTek Technology | No |
| Backflow Preventer Type | Double Check Detector Assembly |
| Body Finish | Stainless Steel |
| Body Material | Stainless Steel |
| Body Pattern | Does Not Apply To Product |
| Brand | Watts |
| Buy American Act Compliant | NO |
| Bypass | Yes |
| Bypass Size | 3/4 IN |
| Cap And Tether | No |
| Disc Material | Does Not Apply To Product |
| EAN | 098268264548 |
| Elbow Fitting | No |
| Hazard Protection Level | Non Health Hazard |
| Hot And Harsh Water | No |
| Hydrant Connection | No |
| Inlet Connection Size | 8 IN |
| Inlet Connection Size-Metric | 200 MM |
| Inlet Connection Type | Grooved Joint |
| Inlet Shutoff Valve Type | Outside Stem And Yoke Gate Valve |
| Inlet Thread Type | Does Not Apply To Product |
| Lead Free | No |
| Maximum Temperature-Fahrenheit | 110 |
| Maximum Working Pressure-BAR | 12.10 |
| Maximum Working Pressure-PSI | 175 |
| Meter Type | CFM |
| Minimum Temperature - Celsius | 0.50 |
| Minimum Temperature-Fahrenheit | 33 |
| Outlet Connection Size | 8 IN |
| Outlet Connection Type | Grooved Joint |
| Outlet Shutoff Valve Type | Outside Stem And Yoke Gate Valve |
| Outlet Thread Type | Does Not Apply To Product |
| Part Number | 0439544 |
| Polymer Coating | No |
| Pressure Operation | Continuous |
| Protection Type | Backpressure and Backsiphonage |
| Seat Material | Engineered Plastic |
| Series | 774DCDA |
| Strainer | No |
| Technologies | Does Not Apply To Product |
| Tradename | None |
- Specification Sheet - 774DCDA
