THE 2" MODEL RSV-1 RESIDENTIAL SHUT-OFF VALVE is designed for use in dual-purpose residential water supply systems. After sprinkler activation the valve automatically shuts off water flow to the ...

When heat activates the fire sprinkler, a valve opens ... The product meets the requirements for residential fire sprinkler systems as defined by National Fire Protection Association (NFPA ...

As residential sprinklers ... shut off the water to the fire sprinkler system, such as water softeners, filtration systems and automatic shutoff valves, shall not be added to this system without ...

Residential sprinkler systems have been around for decades. Why haven't they been more popular? One reason was cost. But that is no longer as valid an excuse. The NFPA says the cost of sprinklers ...

This amounts to about 33,000 gallons of water a year used in outdoor irrigation, just from the average residential ... 40 sprinklers and five valves, the Irrigreen system only needs five ...

The devices will feature "individual check valves that hold a certain ... While the city's water distribution pipes and residential irrigation systems are located underground, the back-flow ...