YS

Boilers for heating installations; Components for air conditioning and cooling systems, namely, evaporative air coolers; Cooling evaporators; Cooling units for industrial purposes; Economisers, namely, devices for warming feed water in heating boilers; Plumbing fittings, namely, safety valves; Plumbing fittings, namely, relief valves; Steam generating installations; Steam generators; Water cooling towers; Air valves for steam heating installations; Electric boilers; Electrical boilers; Furnace boilers; Heating boilers; 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; Industrial boilers; Manually-operated plumbing valves; Steam valves