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The FV-4M1 relies on a vertical float mechanism to actuate the valve plug
protecting the internal valve plates and bearings from premature wear
What is the maximum operating temperature for the Armstrong 571110LF-344
this actuator is a staple for reliable airside equipment modulation
York S1-7430-3011 Drain Fitting 319852-301 The FV-4M1 relies on aThe York S1 7430 3011 Drain Fitting is a precision engineered OEM component designed for critical condensate management in residential and light commercial evaporator coils. Manufactured by Johnson Controls, this HVAC drain fitting replacement facilitates a watertight seal at the primary or secondary drain port, effectively preventing moisture bypass and protecting the internal cabinetry of York furnace coils. This polypropylene drain plug features