Included is a detailed breakdown of the primary drain valves in a sprinkler system.
Fire sprinkler drain valve.
Round sprinkler valve box w lid.
Reliable model td test and drain valve bulletin 618.
Signs for sprinkler systems and devices nfpa 13 signing requirements model g16ac812 automatic supervisory air supply model ad 1 automatic drain valve trim component for dry pipe deluge and preaction valves model ad 2 automatic drain valve 1 2 inch npt model ad 3.
General air products cdf2000 automatic float drain works perfectly as an automatic drip leg drain to remove collected water from the compressed air line running from the compressor to the sprinkler system valve.
1 25 mm 1 1 4 32 mm 2 50 mm cad drawings.
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.
Hunter sprinkler pros04cv pro spray 4 inch pop up sprinkler with drain check valve.
Since then testandrain valves have been installed on many fire protection systems throughout the world.
The main type of drains are the main drain installed at the riser the inspectors test drain installed at the end of the system and the auxiliary drain installed to drain a low lying area of a sprinkler system.
The main drain is usually located at the fire sprinkler system riser.
Why would a fire protection system need to be drained.
Residential fire pumps tanks.
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The unit contains a stainless steel float operated purging system that requires no electricity.
Location of drains there are multiple types of fire sprinkler drains it all depends on the type of sprinkler system that s installed.
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Test and drain valves serve the installation and maintenance applications of wet pipe fire sprinkler systems.
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Sprinkler system expansion tanks.
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Test and drain valves.
Main drains should have a sign clearly marking them as the main drain as well as a valve appropriate for the type of piping used.
Welded outlets and drop nipples.
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.
Main drains auxiliary drains sectional drains test drains and more.
Simplify your floor control with testandrain.
This article discusses four common reasons and details the various types of drains necessary for safely draining a fire sprinkler system.