HS

Industrial machinery and machine tools, namely, air condensers, water condensers, de-aerators for water, steam separators, feed water pumps, extraction pumps for extracting condensate for condensers; motors other than for land vehicles

Apparatus for lighting, heating, steam generating, refrigerating, drying, ventilating, water supply and sanitary purposes, namely, water and liquid cooling units in the nature of water cooling towers, cooling domes; water heaters, heat exchangers, water purifying units, heat generators, water desalination plants; cooling apparatus and installations, namely, steam accumulators, air conditioning apparatus for separating water droplets from gas streams, steam de-super heaters, water cooling towers; distillation units; heat exchangers; air conditioning apparatus

[ Non-metallic building materials, namely, concrete, concrete building elements in the nature of blocks, bricks, posts, slabs, and panels; coatings in the nature of asphalt roof coatings, bituminous roof coatings, chimneys not of metals, chimney cowls not of metal, chimney shafts not of metal, artificial stones, beams not of metal, tarred strip for building, bricks, water pipes not of metal, fireproof cement coating in the nature of asphalt-based coatings for use on chimneys, refractory construction materials not of metal, building stone, asphalt, pitch and bitumen, non-metallic transportable buildings ]

Repair and maintenance of buildings; assembly, maintenance and repair of heating, ventilation and refrigeration installations as well as heat exchangers of cooling installations and cooling towers; repair and maintenance of industrial machinery and machine tools; rental of construction machine tools

Drawing up of plans and construction consulting; drawing up of plans and consulting in the field of heat exchanger, cooling installations and cooling towers design; services of architects, chemists, physicists, engineers and land surveyors; computer programming; scientific research, namely, providing on-site or off-site laboratory expert evaluations; technical consultancy services regarding civil engineering; rental of data processing equipment; materials testing