Metal HVAC ducts; Metal sewer pipes; Metal cages for HVAC units; Metal catch basins for attachment to sewer pipes to trap debris; Metal filtering tubes used to prevent storm water runoff pollutants from entering sewer systems; Metal hoses for plumbing use; Metal roof vents for heating, cooling in residential and commercial buildings; Metal vent cover for HVAC ducts

Sewer jetters; AC variable frequency drives that are used to control small and medium-sized motors in applications such as manufacturing processes, HVAC and pumps; Auxiliary power units for supplying electrical power; Auxiliary power units for supplying electrical power to heat and power generators; Power-operated plumbing snakes

Electrical and electronic connectors; Electrical apparatus, namely, charging stations for charging electric vehicles; Electrical bare wires; Electrical cables; Electrical cables and cordsets; Electrical cables for use in connections; Electrical cables with integrated fittings, namely, cordsets; Electrical circuit boards; Electrical connection boxes; Electrical connections; Electrical connector housings; Electrical connectors; Electrical distribution boxes; Electrical distribution systems, namely, power distribution panels; Electrical ducts; Electrical fuses; Electrical gang boxes; Electrical header connectors; Electrical inductors; Electrical leak detection hardware with embedded operating system software; Electrical outlet plates; Electrical outlets; Electrical plug device enabling connection and disconnection of power and/or control cables; Electrical plugs; Electrical plugs and sockets; Electrical power connectors; Electrical power devices, namely, multimedia outlets; Electrical power distribution blocks; Electrical power distribution units; Electrical receptacles; Electrical relays and transformers; Electrical sockets; Electrical surge arresters; Electrical switches; Electrical terminal blocks; Electrical terminal boxes; Electrical terminators; Electrical wires; Accessories for lighting fixtures, namely, plastic pole with electrical source in protective cover; Cable and wiring plates in the nature of protective sheaths for electrical cable and wiring; Casings and casing parts for electrical equipment, namely, housing for switching apparatus; Choking coils for use in electrical apparatus; Connecting electrical cables; Electronic monitors to collect operational data and settings, including temperature data and settings, from HVAC equipment to ensure proper functioning; Fabric cord covers specially adapted for electrical cords; Foil elements, namely, circuits for heating or electrical conduction; Insulated electrical connectors; Insulated copper electrical wire; Lockout devices for use with electrical switches; Low pass inductor filter used in high power electrical applications; Metal alloy wires for electrical fuses; Plastic conduit for electrical use; Plastic conduit for use in electrical installations; Power access port for use with electrical control panels for connecting multiple data and electrical devices; Rubber covered electrical wires; Valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, heating, cooling installations or machines

Electrical fans being parts of household air-conditioning installations; Electrical track lighting containing speakers integrated into the light fixture; HVAC units; Plumbing fitting, namely, vacuum release safety valve for flow shutoff in pools and spas; Plumbing fittings, namely, aerators for faucets; Plumbing fittings, namely, bibbs; Plumbing fittings, namely, cocks; Plumbing fittings, namely, couplers; Plumbing fittings, namely, drains; Plumbing fittings, namely, faucet filters; Plumbing fittings, namely, shower control valves; Plumbing fittings, namely, sink strainers; Plumbing fittings, namely, spouts; Plumbing fittings, namely, traps; Plumbing fittings, namely, tub control valves; Plumbing fittings, namely, valves; Plumbing fixtures, namely, shower mixers; Plumbing fixtures, namely, shower sprayers; Plumbing fixtures, namely, sink sprayers; Plumbing fixtures, namely, sink traps; Plumbing supplies, namely, sink strainers; Air heating apparatus for residential use; Air filters for HVAC units; Fabric air dispersion ducts for distributing and dispensing air as part of a HVAC system; Fans for HVAC units; Fiber optic lighting fixtures used in conjunction with electrical illuminators; Flexible pipes being parts of basin plumbing installations; Flexible pipes being parts of bath plumbing installations; Flexible pipes being parts of shower plumbing installations; Flexible pipes being parts of sink plumbing installations; Heating systems for residential and commercial buildings comprised of biomass burners, boilers, valves, pipes, manifolds, solar panels, control panels, switches and electrical wire, all sold as a unit; Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, control panel switches, and electrical wire, all sold as a unit; Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, solar panels, control panel, switches and electrical wire, all sold as a unit; Manually-operated plumbing valves; Strainers for plumbing drains

Electrical insulators made of ceramic materials; Electrical shielding spacers for cables and cable assemblies; Flexible plumbing pipes of plastic; Flexible plastic conduits for plumbing purposes; Flexible plastic conduits for plumbing use; Flexible plastic pipes for plumbing purposes; Flexible plastic pipes for plumbing use; Gasket sealer for use in plumbing; Insulating splice covers for electrical cables; Insulators for electrical cables; Plastic conduit for plumbing use; Plastic films for electrical insulation; Plastic hoses for plumbing use; Putty for use by plumbers for affixing toilets; Tubing consisting of plastic films for rehabilitating pipelines and plumbing systems; Vulcanized fiber for use in the manufacture of electrical insulation; Watertight rings for plumbing pipes

Sewer pipes, not of metal; Non-metal HVAC ducts; Non-metal sewer pipes; Non-metal catch basins for attachment to sewer pipes to trap debris; Non-metal roof vents for heating, cooling in residential and commercial buildings; Non-metal vent cover for HVAC ducts; Non-metal, rigid filtering tubes used to prevent storm water runoff pollutants from entering sewer systems; Nonmetal tubular liners for the lining of sewer systems

Electrical contractor services; Electrical repairs, maintenance, and installation of electrical wiring, outlets, light fixtures, and electrical panels; HVAC contractor services; HVAC duct cleaning services; Plumbing; Plumbing and gas and water installation; Plumbing installation advisory services; Plumbing services; Comprehensive preventative maintenance service for electrical systems; Drain and sewer cleaning and rootering services; General contractor services, namely, plumbing, heating and air conditioning, carpentry, drywall, painting, electrical, building and framing contractor services; Installation of electrical and generating machinery; Installation of electrical wiring; Installation of HVAC systems; Installation of plumbing; Installation of plumbing systems; Installation, maintenance and repair of electrical lighting apparatus; Maintenance of plumbing; Repair of household appliances and of residential heating, plumbing, air conditioning, and electrical systems