11 Cooling units for industrial purposes; Heat generators; Heating and cooling panels used for indoor heating and cooling purposes; Heating furnaces; Heating installations; 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 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; Heating units for industrial purposes; HVAC units; Air cooling apparatus; Air filters for heating and cooling registers; Air-conditioning, air cooling and ventilation apparatus and instruments; Boilers for heating installations; Central heating boilers; Central heating radiators; Coils as parts of distilling, heating or cooling installations; Components for air conditioning and cooling systems, namely, evaporative air coolers; Electric radiators for heating buildings; Evaporative air cooling units for domestic use; Fabric air dispersion ducts for distributing and dispensing air as part of a HVAC system; Fans for HVAC units; Geothermal-based HVAC units; Indoor radiant heating systems; Industrial cooling apparatus, namely, compax coolers; Solar energy based cooling apparatus; Solar-powered cooling units; Space heating apparatus