AirScrubber by Aerus® 9960022 Air Scrubber

Southwark TD96NC2014 20 x 14 in Rectangular Trunk Duct - 96 in L, Galvanized Steel, Button Punch Snap Lock / Slip & Drive

Southwark 9714 Crimped Start Collar, Round Duct 1, 14 in Connection Size 1, Connection Type 1: Crimp, Round Duct 2