Common metals and their alloys; common metals and their alloys, for further manufacturing; metal building materials, namely, soffits, fascia; transportable buildings of metal; non-electric cables and wires of common metal used with heaters, with dryers for removal of water vapour from compressed air and gases, and with ventilators, dehumidifiers, air-conditioners, and coolers; pipes and tubes of metals; goods of common metal, namely, ring-shaped fittings of metal used with heaters, with dryers for removal of water vapour from compressed air and gases, and with ventilators, dehumidifiers, air-conditioners, and coolers

Apparatus for ventilating, heating, drying, and air conditioning, namely, ventilating exhaust fans, heating furnaces for industrial purposes, dryers for removal of water vapour from compressed air and gases, air conditioners, air filters for air conditioning units, air filters for domestic use, air filters for industrial installations, electrically heated diffusion furnaces for industrial use, filters made of fibre for water filtration, heating systems composed primarily of tubes, pipes and pre-assembled manifolds through which cold or low temperature water circulates, hot water heaters, hot-air space heaters for industrial purposes, hot-water space heaters for industrial purposes, hydrogen generators, industrial air purifiers, industrial dryer for heating and dehumidifying, radiators for industrial air-conditioning purposes, steam accumulators, steam generators, steam heaters for industrial purposes, ventilating fans for commercial and industrial use, ventilating louvers, water filtering units for commercial or industrial use

[ Building construction and repair services; building systems installation services, namely, installing ventilating, heating, refrigerating, drying, sanitary purposes, water purification, dehumidification, air conditioning, filtration and water circulation units or systems ]