Fire Sprinkler Test And Drain Valve

Welded outlets and drop nipples.

Fire sprinkler test and drain valve.

Zurn model ftd fire test and drain valves provide for required water flow testing and draining of a sprinkler system with one valve. Brass construction astm b584 integral tamper resistant sight glass. 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. Sprinkler system expansion tanks.

View as grid. Click here for submittals. Main drains auxiliary drains sectional drains test drains and more. Clear sight glass plugs facilitates visual inspection of water flow through the valve.

Reliable model td test and drain valve bulletin 618. Ul listed and fm approved. Equal quality and guaranteed savings. The valves comply with the requirements of nfpa 13 nfpa 13r and nfpa 13d.

Ul and fm state tha argco meets all of the specifications for fire sprinkler installations. This article discusses four common reasons and details the various types of drains necessary for safely draining a fire sprinkler system. The a61 valves are single handle ball valves with three working positions. 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.

A61 test and drain valve for sprinkler systems combines the functions of test and drain for wet sprinkler systems. Valves test and drain. In the test position this valve simulates flow of a single sprinkler with a 5 6 k factor orifice. Included is a detailed breakdown of the primary drain valves in a sprinkler system.

A61 valves have forged brass body with chrome plated brass ball valve and ptfe seats. 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. Test and drain valves serve the installation and maintenance applications of wet pipe fire sprinkler systems.

An entire floor control loop assembly in one valve. Test and drain valves are compact 3 position ball valves with drain orifice having k factor 5 6 or 4 2 optional 3 positions consist of off test and drain. 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 drain position allows unrestricted flow for rapid draining of the system.

Why would a fire protection system need to be drained. Residential fire pumps tanks.