items, fasteners, and fittings of metal hardware, namely, nuts, screws, wire rope fittings in the nature of threaded studs, bolts, and pins in the nature of metal ball lock pins, metal cotter pins, reinforcing pins for formwork, and white metal pins; metal tubing, metal pipes, and fittings therefor, namely, stuffing tubes and hull connectors; metal washers and nuts for use in packing assemblies; hardware in the nature of metal washers; metal washers, namely, spacers for maintaining alignment of connecting parts; metal nuts, namely, plugs; metal screw rings, ring-shaped fittings of metal, metal expanding sleeves for affixing screws, and rods of metal for welding and brazing, all for use in manufacture; metal fasteners for use with metal guide keys for locks; metal doors and metal door panels for turbine enclosures; prefabricated fabricated metal buildings to house electrical power and control equipment; ventilating ducts of metal, namely, air duct plenums; none of the foregoing for use in connection with aircraft or aerospace parts

component parts of gas turbine engines not for land vehicles, namely, enclosures; gas filters for large silencers for use with gas turbine electrical power generators; inlet air filters for engines, namely, gas turbine engines; inlet and exhaust silencing units for gas turbine engines; machine and motor parts, namely, magnetic coupling seals; component parts of gas turbine engines not for land vehicles, namely, coupling covers; replacement parts of gas turbine engines not for land vehicles, namely, coupling covers; component parts of gas turbine engines not for land vehicles, namely, coupling guards; replacement parts of gas turbine engines not for land vehicles, namely, coupling guards; structural parts for power generation gas turbine engines not for land vehicles, namely, exhaust and silencing systems comprising free-standing or structurally supported exhaust stacks and silencer baffles and panels, inlet air treatment systems comprising filter houses, filter modules and cartridges, fog cooling systems comprising tubing arrays and nozzles for distributing water under high pressure for cooling inlet air, duct isolation systems comprising flap and guillotine type isolators, louvre dampers and diverter dampers; accessories in the nature of component parts of gas-operated turbine power generators, namely, fluid systems comprising bases, pumps, valves, fans piping, and controls; accessories in the nature of component parts of internal combustion engines for power generation, namely, fluid systems comprising bases, pumps, valves, fans piping, and controls; ignition exciters for turbine engines; parts of vibrating machines, namely, directional exciters, and circle exciters, magnetic exciters; component parts of gas turbine engines not for land vehicles, namely, collectors; gas turbine enclosures; machine parts, namely, vibration isolation dampers used in absorbing vibrating energy in machines; intake isolation dampers being structural parts for gas turbine engines not for land vehicle; inlet filter houses being structural parts for gas turbine engines not for land vehicles; filtration and pressurization skids being structural parts for gas turbine engines not for land vehicles; none of the foregoing for use in connection with aircraft or aerospace parts

turbine ventilators; fabric air dispersion ducts for distributing and dispensing air as part of a HVAC system, namely, air duct plenums; none of the foregoing for use in connection with aircraft or aerospace parts

construction and maintenance of equipment for on-site energy generation and operation for others; services in the nature of the installation and repair of steam and condensate systems for others; construction services and construction project management services in the field of construction of energy generation equipment and support structures and ancillary structures therefor; construction management services, namely, supervision of construction and renovation of facilities; maintenance of power generation systems in commercial and municipal facilities construction and installation services, namely, installation, construction, and renovation of power generating facilities for use in generating electric power; construction services, namely, construction and renovation of commercial and municipal buildings; installation, maintenance, and repair of systems for providing energy for residential, commercial, and municipal facilities; construction services, namely, the erection, assembly, construction, maintenance and repair of power generating installations, environmental technology installations, and electrical installations; building construction, namely, closure and rebuilding of enclosures and support structures for electric power generating equipment; repair, upgrading, and improvement of motors and generators to optimize energy use and efficiency; construction, servicing, maintenance and repair of data processing systems, namely, electrical control systems and computer hardware for installations, namely, power generation installations and machines used therein; repair of power generation installations, namely, improving the efficiency and performance of existing power generation installations

custom metal fabrication to the order and specification of others in the power generation industry; custom metal fabrication of specialty equipment, namely, turbine assemblies, enclosures, and component parts, to the order and specification of others in the power generation industry

engineering and design services for others in the field of systems for providing energy; services in the nature of the engineering and design of steam and condensate systems for others; architectural design services; site planning, namely, engineering, building design for power generating facilities and energy production facilities; building engineering; scientific research and development; technical project planning, namely, architectural and technical design of energy production facilities in buildings; drafting of plans and engineering drawings for others, namely, drafting of plans and engineering drawings for energy production facilities; design and engineering of auxiliary components for power generation gas turbine engines, namely, exhaust and silencing systems, inlet air treatment systems, fog cooling systems, duct isolation systems, and diverter dampers