Shape and Diameter Selection

Shape Diameter(mm) Length(m) Round-O 152,203,254,305,356,406,457,508......1778,1829 per project need Half round-D,large half round-HD 152,203,254,305,356,406,457,508......1473,1524 per project need 1/4 round-Q 152,203,254,305,356,406,457,508......1473,1524 per project need Ellipse-E (305,406,508,610,711,813,1640)x(1016,1524,2032,2540,3048) per project need Rectangular-S (559,610,660,711,762......3200,3404,3708)x(406,457,508......762,813) per project need For more information about fabric air duct for sale and half round duct , please feel free to contact us! Durkeesox , invested by US-registered Durkee International, is a global high-tech enterprise with a focus on HVAC/R industry.