Watts Series 800M4QT, 800M4FR (1/2" thru 2"). Buy complete units, parts and repair kits at KSCdirect.com.
Not sure what you need to repair your existing backflow prevention system? Give us a call -- we can help. 800-918-8939. See also: 800M4QT, 800M4FR Repair Kits
Pressure Vacuum Breakers
With tee handle quarter-turn shutoffs on sizes 1/2" - 1" (15 - 25mm)
- Lever handles 11/4" - 2" (32 - 50mm)
- For health hazard cross-connections subject to continuous pressure
- Install 12" (305mm) above highest downstream point of water
- Designed to prevent back siphonage of contaminated water into the potable water supply
Sizes 1/2" - 2" (15 - 50mm). NPT female connections
Specifications
- Temperature Range: 33∞F - 140∞F (0.5∞C - 60∞C)
- Maximum Working Pressure: 150psi (10.3 bar)
For Watts Box Enclosures: ES-WB.
Models
800M4FR Model 800M4QT with relief valve for freeze protection. Patent
#5551473. Sizes 1/2" - 2" (15 - 50mm)
800MQT - compact model with self-contained ball valve shutoffs.
Sizes 1/2" and 3/4" (15 and 20mm)