Introduction of Ventilation Ducting
Main duct Specification: 300mm * 10 , 400mm * 10 , 500mm * 10 , 600mm * 10, 800mm * 10 , 1000mm * 10 .
Duct divided by length: 5 m / section, 10 m / section, 20 m / section.
Duct divided by blowing form: positive pressure duct, negative pressure duct, blowing air duct, draft duct.
Parameter of Ventilation Ducting
project size tolerance（mm）
dia.(D) 300 400 450 500 600 800 1000 0±6
length(L) 5 10 20 0 ±100
Photo of Ventilation Ducting
