850L-LG-DN20-BSP-DCV
This 3/4 inch double check valve backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. This assembly without shutoff valves, consists of a bronze body with British standard pipe (BSP) end connections, two in-line independent check valves, replaceable check seats, and test cocks. It is ideal for protection of health hazard cross-connections or for containment at the service line entrance. Check with local water authorities for installation requirements. The maximum working pressure is 175 psi (12.06 bar).
Features
- Bronze body double check with top entry access
- In-line poppet checks for easy servicing
- Short lay length allows small installation footprint
- Australian Standards Approvals
Specifications | |
---|---|
ArmorTek Technology | No |
Backflow Preventer Type | Double Check Valve Assembly |
Body Finish | Rough Bronze |
Body Material | Bronze |
Body Pattern | Straight |
Brand | FEBCO |
Buy American Act Compliant | NO |
Bypass | No |
Cap And Tether | No |
Disc Material | Silicone |
EAN | 098268432145 |
Elbow Fitting | No |
Hazard Protection Level | Non Health Hazard |
Hot And Harsh Water | No |
Hydrant Connection | No |
Inlet Connection Size | 3/4 IN |
Inlet Connection Type | Union Joint |
Inlet Shutoff Valve Type | No Shutoff Valve |
Inlet Thread Type | BSPT |
Lead Free | NO |
Meter Type | No Meter |
Outlet Connection Size | 3/4 IN |
Outlet Connection Type | Union Joint |
Outlet Shutoff Valve Type | No Shutoff Valve |
Outlet Thread Type | BSPT |
Part Number | 850DLG30 |
Polymer Coating | No |
Series | 850 Small |
Strainer | Yes |
Technologies | Does Not Apply To Product |
Tradename | None |
Literature
-
- Flyer - Freeze Detection for Backflow Protection
- Installation Instructions - 850 Small, LF850 Small - Sizes 1/2 - 2 IN
- Installation Instructions - Freeze Sensor Connection Kit - Watts and FEBCO
- Maintenance Manual - Freeze Protection Instructions - 850 Small, LF850 Small, 860 Small, LF860 Small
- Specification Sheet - 850 Small - Sizes 1/2 - 2 IN
- Specification Sheet - 850 Small - Sizes 1/2 - 2 IN (French)
- Specification Sheet - 850 Small - Sizes 1/2 - 2 IN (Spanish)