Ecology of Big City, Specialized Exhibition of Constructions and Means for Water & Air Basins' Protection, Equipment for Waste Processing. Citizens of big industrial cities are suffering from it most par acutely. Therefore some special measures for settlement and improvement of ecological problems are taking on special significance. Irrigation, Water reclamation, Water storage reservoirs, Water purification, Desalination plants, Water management & distribution networks, Water testing equipment, Water treatment chemicals, Water temperature controls, Pumps & filters, Water meters, Drainage systems, Pipes & fittings, Effluent water treatment, Garden hoses & accessories, Swimming pools, Pool filters & lining.