Hoffman Air Valve 401455 41, 1/8" Straight Steam Convector Air Valve PEX Expander Fittings 1 Air Eliminators at the

1 Air Eliminators at the end of the long main or main running to the cold side of the building

material:    Brass connection:    PEX x FIP    Lightweight and Strong    ASTM F1960     NSF ASTM F877

the hydrant will drain even with the hose attached and under pressure

20 Mesh Screen

cast brass closet flanges

Hoffman Air Valve 401455 41, 1/8" Straight Steam Convector Air Valve PEX Expander Fittings 1 Air Eliminators at theAir Valve (non vacuum) Single non adjustable port For small steam systems Telescopic siphon tube with angle cut assures drainage 18" 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)