ST. LOUIS—Potter Electric Signal Co. recently introduced what it says is an industry first: a self-testing flow switch for wet sprinkler systems that requires no discharge of water. Mike Henke, ...

The Model VS-SP is a vane type waterflow switch for use on wet sprinkler systems. These devices may be used as sectional flow indicators on large sprinkler systems and on smaller ...

October 22, 2009 – Home fire sprinklers can be integrated with local water supply systems with ease according to a new study - Integration of Residential Sprinklers with Water Supply Systems NFPA ...

Trim valves to pressure switches in dry, pre-action and deluge sprinkler systems that are sealed or locked in the open position. 903.4.1 Signals.

QUINCY, Mass.—A new report shows that less water is needed to fight fires in sprinklered properties than in unsprinklered ones, yet it's typically only sprinklered buildings that are charged for the ...

Assessing The Water Damage After A Fire Sprinkler Leak Depending on the exact type of sprinkler in your home, the system can have a water output from 15 to 40 gallons a minute when it is activated.