Everbilt 4 in x 4 in Solid Aluminum Duct Connector

This 4 in. aluminum duct connector attaches 2-pieces of 4 in. flexible duct together. It is ideal for use as both a duct connector and extending the exhaust collar of your clothes dryer. Product length is 6 in.|All aluminum construction|Includes 1-straight end and 1-crimped end for ease of installation|Can be used with all types of flexible ducts|Can be used in both gas and electric dryer applications