Watts 757-NRS 8 - Part of the 757 Series
This 8 inch stainless steel double check valve backflow preventer assembly is designed to prevent the reverse flow of objectionable but not toxic water from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross-connections identified as non-health hazards and from other contaminants found at the service line entrance. This compact modular design with a single access sleeve for easy maintenance is approved for horizontal or vertical installation in accordance with the direction of the flow arrow on the assembly. It consists of a stainless steel body, tri-link check valves, non-rising stem resilient seated gate valves, and test cocks.
Features- Stainless steel housing and sleeve
- Tri-link check valves are removable and serviceable without the use of any special tools
- Ball valve type test cocks
- Bronze body nickel plated test cocks
| Specifications | |
|---|---|
| ArmorTek Technology | No |
| Backflow Preventer Type | Double Check Valve Assembly |
| Body Finish | Stainless Steel |
| Body Material | Stainless Steel |
| Body Pattern | Straight |
| Brand | Watts |
| Buy American Act Compliant | NO |
| Bypass | No |
| Cap And Tether | No |
| EAN | 098268119602 |
| Elbow Fitting | No |
| Hazard Protection Level | Non Health Hazard |
| Hot And Harsh Water | No |
| Hydrant Connection | No |
| Inlet Connection Size | 8 IN |
| Inlet Connection Type | Flanged Joint |
| Inlet Shutoff Valve Type | Non Rising Stem Gate Valve |
| Inlet Thread Type | Does Not Apply To Product |
| Lead Free | Yes |
| Maximum Temperature-Fahrenheit | 140 |
| Maximum Working Pressure-BAR | 12.10 |
| Maximum Working Pressure-PSI | 175 |
| Meter Type | No Meter |
| Minimum Temperature - Celsius | 0.50 |
| Minimum Temperature-Fahrenheit | 33 |
| Outlet Connection Size | 8 IN |
| Outlet Connection Type | Flanged Joint |
| Outlet Shutoff Valve Type | Non Rising Stem Gate Valve |
| Outlet Thread Type | Does Not Apply To Product |
| Part Number | 0111526 |
| Polymer Coating | No |
| Pressure Operation | Continuous |
| Protection Type | Backpressure and Backsiphonage |
| Seat Material | Engineered Plastic |
| Series | 757 |
| Strainer | No |
| Technologies | Does Not Apply To Product |
| Tradename | None |
- Specification Sheet - 757, 757N
- Specification Sheet - 757, 757N (French)
- Specification Sheet - 757, 757N (Spanish)
Original: $20,986.35
-65%$20,986.35
$7,345.22Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This 8 inch stainless steel double check valve backflow preventer assembly is designed to prevent the reverse flow of objectionable but not toxic water from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross-connections identified as non-health hazards and from other contaminants found at the service line entrance. This compact modular design with a single access sleeve for easy maintenance is approved for horizontal or vertical installation in accordance with the direction of the flow arrow on the assembly. It consists of a stainless steel body, tri-link check valves, non-rising stem resilient seated gate valves, and test cocks.
Features- Stainless steel housing and sleeve
- Tri-link check valves are removable and serviceable without the use of any special tools
- Ball valve type test cocks
- Bronze body nickel plated test cocks
| Specifications | |
|---|---|
| ArmorTek Technology | No |
| Backflow Preventer Type | Double Check Valve Assembly |
| Body Finish | Stainless Steel |
| Body Material | Stainless Steel |
| Body Pattern | Straight |
| Brand | Watts |
| Buy American Act Compliant | NO |
| Bypass | No |
| Cap And Tether | No |
| EAN | 098268119602 |
| Elbow Fitting | No |
| Hazard Protection Level | Non Health Hazard |
| Hot And Harsh Water | No |
| Hydrant Connection | No |
| Inlet Connection Size | 8 IN |
| Inlet Connection Type | Flanged Joint |
| Inlet Shutoff Valve Type | Non Rising Stem Gate Valve |
| Inlet Thread Type | Does Not Apply To Product |
| Lead Free | Yes |
| Maximum Temperature-Fahrenheit | 140 |
| Maximum Working Pressure-BAR | 12.10 |
| Maximum Working Pressure-PSI | 175 |
| Meter Type | No Meter |
| Minimum Temperature - Celsius | 0.50 |
| Minimum Temperature-Fahrenheit | 33 |
| Outlet Connection Size | 8 IN |
| Outlet Connection Type | Flanged Joint |
| Outlet Shutoff Valve Type | Non Rising Stem Gate Valve |
| Outlet Thread Type | Does Not Apply To Product |
| Part Number | 0111526 |
| Polymer Coating | No |
| Pressure Operation | Continuous |
| Protection Type | Backpressure and Backsiphonage |
| Seat Material | Engineered Plastic |
| Series | 757 |
| Strainer | No |
| Technologies | Does Not Apply To Product |
| Tradename | None |
- Specification Sheet - 757, 757N
- Specification Sheet - 757, 757N (French)
- Specification Sheet - 757, 757N (Spanish)
