Ventilation Duct of The Air Conditioning System 

The Four Way Pipe Fittings are convenient for the connection of Spiral Ducts in the ventilation system Stainless steel four is equal to the diameter and diameter, equal to the four end of the pipe are the same size; The main pipe size of the four reducer is the same, and the pipe size is smaller than that of the main pipe. Four Way Pipe Fittings is used for pipe branch of a pipe fitting. 1, simple installation, labor saving, time saving; 2, the use of raw materials are produced by the Stainless Steel Duct ; 3, the inner and outer walls are smooth, the air duct resistance is small, the air supply and exhaust does not produce secondary noise, reduce energy consumption, save operating costs; 4, high strength, small resistance, good sealing performance, beautiful appearance, simple installation, long service life;