It has a 4-mil thickness for strength. Dri-Eaz manufactures dehumidifiers, air movers, structural drying systems, and air scrubbers for water damage restoration applications, and for the drying, cleaning, and structure upkeep industries.
Flat polyvinyl ducting expands up to 8.3" diameter to fit air outlets on a variety of dehumidifiers, air scrubbers, negative air machines, and similar applications
4-mil thickness for strength
500' of flat polyvinyl ducting per roll for cutting custom lengths