Generators of electrical power for use as auxiliary power sources for vehicles and standalone power generation
MachineryHeating and cooling apparatus, namely, air heating apparatus for industrial, commercial, or residential use, air cooling apparatus for industrial, commercial, or residential use, air heating and cooling apparatus for industrial, commercial, or residential use
Environmental Control ApparatusInstallation, servicing and repair of apparatus and installations for generating power; installation, servicing and repair of apparatus and installations for heating and cooling
Building Construction and Repair