Automatic Steam Vent

Steam Air Vent Automatic (M)NPT Connection (In.) 1/8 in Connection 1/8 in (M)NPT Angled Max Temp (F) 240 Degrees F Max Pressure (PSI) 10 psi Material Plated Brass Construction 6 port settings to allow proportional air venting from radiators throughout large heating systems Adjustable Horizontal Pipe Fittings for Use on Cast Iron Radiators