Construction and renovation of buildings; Contractor services, namely, review of and remedial recommendations for building plumbing, electrical and mechanical systems for others; Electrical contractor services; Electrical repairs, maintenance, and installation of electrical wiring, outlets, light fixtures, and electrical panels; Installation and maintenance of photovoltaic/solar thermal hybrid installations; Installation and maintenance of traffic barricades and metal traffic signs; Installat...

Apparatus, equipment and installations for heating, cooling, ventilating and air-conditioning, namely, boilers for heating installations, central heating radiators, electric space heaters for domestic, commercial or industrial use, electric heaters for domestic, commercial or industrial use, electric heating fans, electric radiant heaters, electric radiators, heat pumps, heating boilers, heating elements, heating furnaces for domestic, commercial or industrial purposes, hot water heaters, hot...

Construction and renovation of buildings; Contractor services, namely, review of and remedial recommendations for building plumbing, electrical and mechanical systems for others; Electrical contractor services; Electrical repairs, maintenance, and installation of electrical wiring, outlets, light fixtures, and electrical panels; Installation and maintenance of photovoltaic/solar thermal hybrid installations; Installation and maintenance of traffic barricades and metal traffic signs; Installat...

Metal hardware, namely, screws, nuts, washers, mounting rails, clamps, grounding lug nuts, base plates and brackets for use in the installation of photovoltaic cells, solar cells, wind turbines, generators and transformers

Metal hardware, namely, screws, nuts, washers, mounting rails, clamps, grounding lug nuts, base plates and brackets for use in the installation of photovoltaic cells, solar cells, wind turbines, generators and transformers