All horizontal runs should pitch 1 4 inch per foot to the outside.
Dryer ductwork in wall.
It allows you to push the dryer very close to the wall.
Do not use the plastic or vinyl.
Concealed ducting must be rigid metal galvanized or aluminum duct.
It has a wide rectangular shape except for the two ends where it connects to the dryer and the vent outlet.
Then deduct an additional 5 ft for every elbow in the run.
The original vent ducting is the flexible white plastic stuff.
This can be a great space saver as long as the dryer and the vent are close together.
This will help to avoid moisture from sitting in the pipe or draining back to the dryer.
Use no more than 25 feet.
If it is possible run the duct down and through a floor joist section out through a side wall.
You just loosen the screw on the worm clamps metal circular bands that hold the duct to the vents and pull the duct off.
Jack apr 17 14 at 12 07.
Be careful of your length of run it is not recommended to go over a certain amount of feet usually 35 ft and that is straight run only.
To get started we pulled our dryer away from the wall and disconnected the duct from the dryer and wall with a flat head screwdriver.
If your dryer is in the basement and the basement is underground run duct up the exterior wall and out the rim joist.
Figuring out how to install our dryer vent in the middle of our house was a bit of a challenge.
Flexible transition hose between the dryer and the wall outlet should be either the foil type or the aluminum flexible duct most preferred.
Most slim ducts can be adjusted from about 27 inches to about 48 inches in length.
Of 4 inch duct and subtract 5 feet for every 90 degree turn and 2 1 2 feet for every 45 degree turn for dryer vent installation.
Loosen the screw on the dryer vent hose clamp and pull the vent hose from the rigid dryer vent extending from the.
That duct caused the dryer to stick out about 6 1 2 inches from the wall.
Unplug your dryer and move it away from the wall and the existing dryer vent.
Luckily there s a product that allows you to go down through.
We have a similar problem in that the dryer is also on an interior wall but on the second floor.