Industrial air handling and air cleaning apparatus

Pipe fittings comprised primarily of plastic, namely, non-metallic tube junctions, non-metallic junctions for pipes, non-metallic couplings for pipes, seals for pipe connections, non-metallic coupling sleeves for tubes, tapping tees

Seed coating applied to corn, soybeans, wheat and alfalfa seeds to improve stands, seedling health and yield

Metal building materials, namely, metal roofing coils, metal downspout coils, metal gutter and eaves trough coils, metal roof profiles, metal conduits; rain gutters of metal; metal hardware, namely, rain gutter connection pieces of metal; metal supports for use in troughs; trough fasteners of metal; ladders and scaffolding of metal; down spouts of metal; roof coverings of metal; safety scaffolding of metal; rainwater drain pipes of metal; metal drain gullies

Seed coating applied to corn, soybeans, wheat and alfalfa seeds to improve stands, seedling health and yield