heat pumps; electric heat pumps

Nonmetal doors; nonmetal door frames; nonmetal door units; nonmetal door panels; non-metal doors and door frames, namely, double-acting traffic doors, flexible doors, vinyl strip doors, fiberglass doors, and roll-up doors; non-metal doors, namely, insulated flexible doors; non-metal doors, namely, swinging flexible traffic doors; corrosion resistant building materials, namely, non-metal doors, frames and louvers, non-metal wall windows, and non-metal door hardware accessories; solid vinyl rol...

Water heaters; tankless water heaters

recuperators for water heating, namely, heat exchangers not being parts of machines; heat exchangers not being parts of machines; burners for water heaters, namely, gas burners and oil burners for water heaters; heat coils for water heaters; plumbing fittings, namely, water connection valves for water heaters; water heater housing units, namely, a mount cover to be attached to a recess of a wall for installing a water heater

Die-cast parts of light metal and the alloys thereof as unfinished cast parts with or without coatings, namely, pistons, piston rings, metal bots; retaining rings, and bearing bushes; Semi processed and processed cast parts with or without coatings, namely, pistons, piston rings, metal bots; retaining rings, and bearing bushes

small animal feeders, small animal suet feeders, bird houses, brushes for cleaning small animal feeders and small animal suet feeders