From the 2016 edition of nfpa 13 3 4 11 wet pipe sprinkler system a sprinkler system employing automatic sprinklers attached to a piping system containing water and connected to a water supply so that water discharges immediately from sprinklers opened by heat from a fire.
Fire sprinkler test and drain valve.
Testandrain valves are now made in more styles in more sizes and with more orifice options than any other valve on the market today.
The difference is that a test and drain valve is equipped with a sight glass that gives visual confirmation of water flowing through the fire protection system and a testing orifice that simulates a sprinkler head discharge.
Welded outlets and drop nipples.
Test and drain valves.
100 00 199 99 2 200 00 and above 2 test and drain.
The drain position allows unrestricted flow for rapid draining of the system.
Sprinkler system expansion tanks.
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.
The lightweight and compact model 1000 is a 300 psi rated single handle ball valve designed to provide both the test and express drain functions required for a wet fire sprinkler system.
Since then testandrain valves have been installed on many fire protection systems throughout the world.
Residential fire pumps tanks.
1 25 mm 1 1 4 32 mm 2 50 mm cad drawings.
The utd eliminates the need to utilize two separate valves and additional fittings to perform the test and drain functions.
Zurn model 1 ftd k56 fire test and drain valve 1 provides for required water flow testing and draining of a sprinkler system with one valve.
View as grid.
The 1 1 2 globe model utd test and drain allows for draining of a sprinkler system as well as performing the required water flow test with one combined valve incorporating a single handle.
Test and drain valves serve the installation and maintenance applications of wet pipe fire sprinkler systems.
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The main drain test is required by nfpa25 to be performed annually to ensure the proper water supply is available at the system riser detect changes in the water supply that may affect the sprinkler system s performance and confirm the drain valves are operational.
Equal quality and guaranteed savings.
Testandrain model 2511t multi directional includes pressure relief valve pressure gauge and globe valve made in usa viking fire sprinklers viking valves systems.
The model 1000 inspector s test and drain valve eliminates the multiple connections required by the traditional assembly loop saving time space and money.
Ul and fm state tha argco meets all of the specifications for fire sprinkler installations.
Reliable model td test and drain valve bulletin 618.