METHOD OF VENTILATION SYSTEM MANUFACTURE

摘要

ventilation and air conditioning systems. SUBSTANCE: method includes manufacture of main air duct, distributing air ducts and their interconnection. Novelty is in that use is made of separate perforated tubes from which main duct is formed by fastening these tubes into bundle. Distributing air ducts are manufactured by bending parts of separate perforated tubes aside from the bundle. EFFECT: broadened store of technical facilities. 5 cl, 2 dwg