SuLong Eco-Technologies Company Introduction
April 15, 2015
coated fabric produce line
Intelligent one time forming production line for air-ducting coated fabric
May 27, 2015

The difference between the negative flow ducting and positive flow ducting?

Flex ducting

Flex ducting

Positive flow ducting: have steel wire and without wire, compared to the wire distance which the positive ducting will be relatively large than negative pressure air duct, usually the steel wire positive pressure air duct are mainly use in always drag or turn corner of the engineering.

Negative flow ducting: necessary with the steel wire and wire spacing to reach a certain distance, specific distance according to the required under negative pressure, generally used for smoking dust.