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1/4" (6.35 mm) Brass Three-Way Valve NPT

Install or remove system pressure gauges without disabling your fire sprinkler system using a durable 1/4" (6.35 mm) Three Way Valve with National Pipe Thread (NPT).
Part NumberFinish OptionsAvailabilityInlet
025TWV Rough Bronze Usually ships within 24 hours 1/4" (6.35 mm) Female NPT
1/4" (6.35 mm) Female NPT x 1/4" (6.35 mm) Female NPT 300 PSI None


1/4” (6.35 mm) Three Way Valve NPT streamlines air and water pressure monitoring for water-based fire prevention systems. Rotating the iron handwheel on the 1/4" (6.35 mm)” Three-Way Valve closes or opens the valve, allowing for speedy installation and use of pressure gauges for pressure testing and monitoring in dry-pipe and wet-pipe fire sprinkler systems.

This 1/4" (6.35 mm) (6.35 mm) Three Way Valve NPT enables you to add or remove system gauges without shutting down the water supply to the sprinkler system.

1/4" (6.35 mm) Three Way Valve NPT suitable as a trim valve for inspection and monitoring of static pressure or residual pressure. Quick identification of unusual levels of pressure aids in preventing costly or dangerous false alarms or failed sprinkler activation.

1/4" (6.35 mm) Three Way Valve NPT is made of a corrosion-resistant bronze body and tough cast-iron and brass handwheel assembly ensure durability throughout product lifetime.

More Information
UL Listed Not UL-Listed
Valve Size 1/4" (6.35 mm)
Valve Pipe Connection Type Threaded
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