Speedi-Products FDSC-08 8-Inch Diameter Flex and Sheet Metal Duct Splice Connector Collar
Price 10.97 USD
8-Inch Flex Duct Splice Collar * For splicing two lengths of flexible or sheet metal round ducts together * Seal joints with approved duct mastic sealants * Insulate Ductwork for improved energy efficiency and comfort * Consult your local building codes for approved installation practices