11 (Based on Use in Commerce) Air-conditioning apparatus and installations; Air-conditioning installations; Air conditioning apparatus and installations; Air conditioning installations; Heating installations; Boilers for heating installations; Central air-conditioning installations; Hot water heating installations(Based on Intent to Use) Air-conditioning apparatus; Air-conditioning apparatus; Air-conditioning, air cooling and ventilation apparatus and instruments; Air conditioning apparatus; Air conditioning installations for cars; Air conditioning installations for vehicles; Air conditioning panels for use in walk-in coolers; Air conditioning units; Air conditioning units for residential, commercial, automotive, and industrial; Air filters for air conditioning units; Automotive headlamps; Heat accumulators; Heat pumps; Heat registers; Heating apparatus for solid, liquid or gaseous fuels; Heating apparatus for vehicles; Heating boilers; Heating elements; Heating furnaces; Heating panels used for indoor heating purposes; Heating systems composed primarily of tubes, pipes and manifolds through which warm or high temperature water circulates; Heating systems composed primarily of tubes, pipes and pre-assembled manifolds through which cold or low temperature water circulates; 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 units for industrial purposes; Plumbing fittings, namely, aerators for faucets; Plumbing fittings, namely, baffles; Plumbing fittings, namely, bibbs; Plumbing fittings, namely, cocks; Plumbing fittings, namely, couplers; Plumbing fittings, namely, drains; Plumbing fittings, namely, faucet filters; Plumbing fittings, namely, fresh water fills for recreational vehicles; Plumbing fittings, namely, shower control valves; Plumbing fittings, namely, sink strainers; Plumbing fittings, namely, spouts; 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 filters for heating and cooling registers; Automatic temperature regulators for central heating radiators; Central heating boilers; Central heating radiators; Circulators in the nature of water heaters; Coils as parts of distilling, heating or cooling installations; Components for air conditioning and cooling systems, namely, evaporative air coolers; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Electric heating fans; Electric radiators for heating buildings; Electrically-heated diffusion furnaces for industrial use; Fans for air conditioning apparatus; Feed water heaters; Filters and filtering devices for air and gas conditioning; Filters for air conditioning; Gas water heaters; Gas water heaters; Gas fired water heaters; Gas water heater for bathtub consisting of circulation pump with thermostat to fill, re-heat water and keep water warm; Hot water tanks; Hot-air space heating apparatus; Hot-water space heating apparatus; Humidifiers for central heating radiators; Hybrid water heater; Indoor radiant heating systems; Induction water heaters; Industrial dryers for heating and dehumidifying; Instantaneous water heaters; Manually-operated plumbing valves; Oxygen concentrators for use with fuel cells used in heating, ventilation, air conditioning, lighting, and power systems for buildings; Parts for heating and air conditioning systems, namely, heater cores and gas coolers for vehicles; Pipes for heating boilers; Radiators; Radiators; Replacement components for automotive air conditioners, namely, driers and blower motors; Solar water heaters; Solar collectors for heating; Space heating apparatus; Steam heating apparatus; Steam radiators for heating buildings; Tankless water heaters; Thermostatic valves as parts of heating installations; Vehicle climate-control system for heating, ventilation and air-conditioning