Straight Duct Connector 6in
https://www.dlw.co/shop/401006-straight-duct-connector-6in-13634
https://www.dlw.co/web/image/product.template/13634/image_1920?unique=6f3b9df
Made of galvanized steel these connectors have pre-installed exterior rubber gaskets for a perfect, airtight fit.
