MEMBER OF AIR CONDUIT SYSTEM Russian patent published in 2001 - IPC

FIELD: air heating, ventilation, air conditioning. SUBSTANCE: member of air conduit system contains of post 1 and at least one tee of a pipe-line 2 with straight walls having rectangular shape in cross-section and connected to each other. Post 1 is provided with two walls, faced each other and down follow way. One of the walls, or simultaneously both, are provided with guided inserts facing the flow and having curved shape which provides flow go into tee of a pipe-line of post 1. EFFECT: reduced noise level and resistance to air flow. 12 cl, 5 dwg