BUILD FOR THE FUTURE
Non-metal rigid ventilating exhaust pipes and fittings therefor, for gas, oil, and solid fuel appliances for heating; flexible duct primarily of nonmetal for use with air distribution systems; chimney parts that are primarily non-metal, namely, chimney sections, pipes, expansion joints, slip joints, joints, drain plugs, elbows, tees, increasers, penetration assemblies, closure rings, storm collars, caps, stack termination caps, and cones
Abandoned · March 10, 2022 · 97305188 ·