[ Metallic building materials, namely, metallic coverings for roofs and buildings, metallic gutters, metallic tubes, metallic pipes, and metallic fittings therefor; metal swimming pools; metal penstocks and gates for controlling water ]

Electrical apparatus and instruments for monitoring swimming pools, water parks, water treatment plants and waste water treatment plants, namely, analyzers, temperature monitors, and flow measurement devices, and parts and fittings therefor

design services rendered to others, namely, designing dams, reservoirs, and towers to collect and store water, power turbines, pumps and pipes for transport, valves penstocks and gates for control and heat exchangers for evaporation, swimming pools, aquariums and water parks, water treatment plants, waste water treatment plants, and industrial effluent treatment plants