Ventilation system for a multi-storey building

Sale of ventilation system for the construction of multi-storey residential buildings. Provides a microclimate and sanitary and hygienic conditions in any room. Proper air exchange ensures round-the-clock removal of polluted air and the supply of clean, oxygenated air masses. Exhaust ventilation operates in most multi-storey residential and municipal buildings, in industrial premises and warehouses. The cost is 4,000,000 tenge.