Description
The Watts 88006822 is a 1/2″ lead free forged brass dual check valve backflow preventer engineered to protect potable water systems from contamination caused by backflow and back-siphonage. Featuring an intermediate atmospheric vent, this device provides an additional layer of protection by venting any water that passes the first check valve to atmosphere, ensuring downstream contaminants cannot migrate back into the supply line.
Constructed from lead free forged brass, the 88006822 meets stringent drinking water safety standards and is well-suited for residential and light commercial plumbing, HVAC hydronic systems, and irrigation supply connections. The female union inlet and outlet connections allow for quick, tool-friendly installation and straightforward in-line serviceability without cutting into the line.
Key Features
- 1/2″ pipe size — ideal for residential and light commercial applications
- Lead free forged brass body construction for compliance with drinking water regulations
- Dual check valve design provides two independent barriers against backflow
- Intermediate atmospheric vent discharges water between check valves to atmosphere, preventing cross-contamination
- Female union inlet and outlet connections for easy installation and in-line serviceability
- Compact, durable design suitable for tight installation spaces
Applications
- Potable water supply protection
- HVAC hydronic system supply connections
- Residential and light commercial plumbing
- Irrigation system supply lines
- Water heater and boiler feed connections
Specifications
- Brand: Watts
- SKU / Model: 88006822
- Pipe Size: 1/2″
- Body Material: Lead Free Forged Brass
- Valve Type: Dual Check Valve Backflow Preventer
- Vent Type: Intermediate Atmospheric Vent
- Connection Type: Female Union Inlet and Outlet







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