Goods and Services | evaporative air coolers; air filters for heating, ventilating, and air conditioning (HVAC) systems for residential and commercial buildings; heating systems in the nature of air source heat pump systems for energy generation comprised primarily of boilers, valves, pipes, biomass burners, manifolds, sold as a unit; air-conditioning units; central air-conditioning installations for industrial purposes; central heating boilers; cooling evaporators; domestic air-conditioning installations; energy recovery ventilators; ventilation fan accessories, namely grilles for ventilation units; fans for air conditioning units; air cooling apparatus, namely, fuel cell cooling pumps; geothermal-based HVAC systems comprised primarily of boilers, valves, pipes, biomass burners, manifolds, sold as a unit; heat exchangers as part of integrated fuel cell power generating systems and subsystems, not being parts of machines; heat recovery ventilators; HVAC systems for commercial buildings, comprised primarily of boilers, valves, pipes, biomass burners, manifolds, sold as a unit; HVAC systems for residential buildings, comprised primarily of boilers, valves, pipes, biomass burners, manifolds, sold as a unit; refrigerating chambers; refrigerators; solar collectors; solar heating panels; solar thermal collectors for heating; thermostatic valves as parts of heating installations; tubes, pipes and valves sold as integral components of heat pumps; ventilating fans for commercial and industrial use; ventilation hoods; Adsorption cooling hydroponic water chillers as air conditioning and refrigerating installations; heating installations, namely solar energy powered heaters for residential and commercial buildings; combined heat and power (CHP) cogeneration thermal heating and cooling installations for commercial and residential use; solar thermal energy installations, namely, solar thermal modules for solar heating and cooling; Solar tri-generation HVAC systems for residential buildings comprised primarily of boilers, valves, pipes, biomass burners, manifolds, sold as a unit; Solar tri-generation HVAC systems for commercial buildings comprised primarily of boilers, valves, pipes, biomass burners, manifolds, sold as a unit |