There is a $100.00 minimum order required when purchasing "Midwest Control" products
Overview
Application: For Use withContinuous Run AirCompressors
TheMark IV Unloader Valve withStraight Through Flow DesignCombines Pilot Valve, VentValve and Check Valve intoOne Compact Unit andEliminates the Need for BuiltIn Head Unloaders
Construction:Forged Brass Body, ZincPlated Steel InternalComponents, FluorocarbonPiston Ring, Stainless SteelSprings and a Glass FilledFluoropolymer Check ValvePoppet
Easy toInstall: Place the Mark IVinto the Receiver and Attachthe Compressor Discharge Lineto the ValveInlet