Ul listed foil dryer ducts are only allowed under very strict criteria.
Semi rigid dryer duct length.
We have a semi rigid flexible transition dryer duct part pm08x10085.
Dryer in video is a whirlpool cabrio model wed7300dw.
Keep in mind these rules of thumb.
The exhaust duct run should be as short as possible.
Tips on how to cut and connect a semi rigid vent pipe on a clothes dryer.
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.
Most dryer ducts are round and 4 inches in diameter.
Dryerflex has a smooth interior similar to semi rigid which allows the dryer to perform at peak efficiency.
A ul listed semi rigid dryer duct can be used if the vent length is 8 feet or less.
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.
Dryer vent pipes properly called vent ducts come in a variety of materials.
For every 90 degree turn and 2 1 2 feet for every 45 degree turn for dryer vent installation.
Use no more than 25 ft.
California residents see prop 65 warnings.
Because all types are sold for use with dryers you would naturally assume that all are suitable for this application.
Do not use plastic or thin foil ducting.
Some are flexible and others are rigid.
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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.
The shorter the distance and fewer the turns the better for dryer vent installation.
The maximum length of a straight run of dryer duct is 35 feet with a 5 foot deduction in length for each 90º bend and half that for 45º bends based on using a 4 inch smooth metal vent with no screws protruding into the air flow.
Dryer vent installation can be a bit of a challenge.
Even some readily available semi rigid does not perform as well as dryerflex.
It is also includes 2 clamps.
Let s start with what the irc international residential code says.
For example foil dryer ducts can only be used in lengths 8 feet or less.
This duct is easy to install.
Clean old ducts before installing the dryer.
Your new dryer is shifted to vent to the rear.
See your installation.