It has a wide rectangular shape except for the two ends where it connects to the dryer and the vent outlet.
Rigid aluminum dryer duct.
Slim duct sometimes called periscope duct or known by the brands tite fit or skinny duct is a telescoping rigid aluminum duct designed for transition ducting in tight spaces.
Even worse flexible ducts are easily crushed which blocks airflow and causes the dryer to overheat which in turn can lead to lint fires.
If you can use a thicker insulation do cover pipe than the 1 quot.
Dryerflex has a smooth interior similar to semi rigid which allows the dryer to perform at peak efficiency.
Enjoy the 8 ft.
3 25 4 0 4 0 airflow restriction wastes energy by increasing dryer times and it increases lint build up and the possibility of a dryer fire.
Rigid metal vents are safer than flexible plastic and metal types which catch more lint require more cleaning and can retard airflow.
Even some readily available semi rigid does not perform as well as dryerflex.
Semi rigid dryer duct wx08x10075 the home depot store finder.
Builder s best 084131 saf t readi pipe flexible semi rigid aluminum dryer vent duct 2 clamps included 4 diameter x 8 length 3 9 out of 5 stars 41 20 10 20.