Hoffman
Hoffman Air Valve 401458 43, 1/4" Straight Steam Convector Air Valve
Quantity:
Air Valve (non-vacuum)
Single non-adjustable port
For small steam systems
Telescopic siphon tube with angle cut assures drainage
1/4" NPT straight shank
Maximum operating pressure 6 psig (0.4 bar)(Drop away pressure - maximum pressure against which the vent can open).
Maximum pressure 10 psig (0.7 bar)