Hoffman 1A Radiator Steam Vent

Radiator Steam Vent; Type Float, Non-Vacuum, Angle; Inlet Size 1/8 Inch; Inlet Connection Threaded; Port Type Adjustable; Port Setting Details 6 from Slow (1) to Fast (6); Pressure Rating 1-1/2 PSIG (Operating), 10 PSIG (Maximum); Media Handled Air, Steam; Inclusions/Features Adjustable Port; Application Radiator