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.
Rigid aluminum dryer duct.
Semi rigid dryer duct wx08x10075ds ul approved this duct is easy to install with the 2 included clamps at the home depot ge 8 ft.
Even worse flexible ducts are easily crushed which blocks airflow and causes the dryer to overheat which in turn can lead to lint fires.
It has a wide rectangular shape except for the two ends where it connects to the dryer and the vent outlet.
Semi rigid dryer duct wx08x10075 the home depot store finder.
Rigid metal vents are safer than flexible plastic and metal types which catch more lint require more cleaning and can retard airflow.
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.
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.
The inside isn t as smooth as straight metal pipe i only use flex duct for air take off s from a trunk duct line to a baffle or air box for a register.
Dryerflex has a smooth interior similar to semi rigid which allows the dryer to perform at peak efficiency.
If you can use a thicker insulation do cover pipe than the 1 quot.