Maid O' Mist 72 Vent Valve

Vent Valve; Type Automatic; Inlet Size 1/8 Inch; Inlet Connection Male Threaded; Port Setting Details 4; Media Handled Hot Water; Application Convector, Baseboard, Free-Standing Radiator; Size 1-1/4 Inch x 1/2 Inch; Mounting Type Horizontal/Vertical