Tamper resistant sight glass.
Inspectors test and drain valve.
Cast brass valve optional finishes.
Agf manufacturing revolutionized the fire sprinkler industry with the model 1000 testandrain single valve inspector s test which eliminated the time and space consuming traditional loop assembly.
Inspector s test ball valve.
In comparison to a standard ball valve and a separate inspector s test valve a test and drain means lower cost fewer parts easier installation and multiple uses.
Since then testandrain valves have been installed on many fire protection systems throughout the world.
The best setup would be to have the inspector s test valve and discharge up at the highest sprinkler but that wouldn t work very well.
Providing the ability to 1 test the sprinkler system s alarm waterflow device 2 test the opening of a dry pipe or pre action valve for dry pipe or pre action systems systems of course 3 test the trip time from when the valve is opened to the arrival of water where necessary and 4.
The valve features two large and integral sight glasses allowing for maximum visibility when operated.
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The purpose of the inspector s test can include.
With an all in one design test and drain valves come standard with common features.
610 240 4906 2008 2016 agf manufacturing inc.
The lifeco inspector s test and drain valve is a combined two position lever operated ball valve sight glass and stop valve.
In a typical 40 building with a normal type water supply 60 static 50 residual 800 gpm for example an inspector s test at the riser and one located at the far end of the system would each put out identical.
A single handle ball valve.
Reliability versatility code compatibility.
When not in the closed position the valve can be either fully open full port or tested through a 1 2 restricting orifice.
A 5 6k or 8 0k test orifice.
Test and drain is manufactured with sight glass assembly provides a simplified means for testing water flow alarm devices and draining of feed mains.