Pneumadyne's inline Quick Exhaust Valve (QEV) offers the convenience of inline plumbing with a 1/8 NPT ouput and 1/8 NPT (F) input. Six exhaust holes relieve large amounts of flow in a minimal amount of time (100 cubic inches in 1 second) making it ideal for allowing rapid cylinder return without air traveling back through the system. Manufactured from brass, this Quick Exhaust Valve is electroless nickel plated for corrosion and wear resistance. Pneumadyne, a division of Bimba Manufacturing Company, is a leading ISO 9001:2008 certified manufacturer of pneumatic components and control systems. Designed and manufactured in the USA, our directional controls valves, fittings, manifolds, air nozzles and custom products are relied upon for fluid control throughout a wide-variety of industries.