MAID O MIST #71 Auto-Vent

Vent Valve; Type Automatic, Float, Self-Closing; Inlet Size 1/4 Inch; Inlet Connection Male Threaded; Body Material Brass; Media Handled Hot Water; Application Concealed Radiator, Pipe Line, Tank; Size 4-3/8 Inch x 2-1/4 Inch; Finish Bright Brass; Mounting Type Vertical

1/4", MPT, Vertical Mount, Brass, Automatic, Float, Self-Closing, Vent Valve
The 7 Series Auto-Vents Air Eliminators are Made of Brass and Equipped with a Self-Closing, Float-Operated Valve; The Valve is Equipped with a Monel Metal Spring and a Neoprene Valve Seat which is Unaffected by High Temperatures, Oil and Anti-Freeze; No Air Chamber is Required; The Vent is Regularly Fitted with a Patented Cap that May be Used as a Check in Case of a Leak Caused by Core Sand or Scale

Size 4-3/8 Inch x 2-1/4 Inch; Finish Bright Brass; Mounting Type Vertical