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.
Can i use galvanized pipe for dryer vent.
Metal can withstand the heat generated by the dryer and is will not accumulate dust and lint like plastic pipe.
Flexible transition hose between the dryer and the wall outlet should be either the foil type or the aluminum flexible duct most preferred.
If you are in a cold climate and the vent goes through an attic i would insulate the duct.
Galvanized is stiffer and holds its shape better.
If you can use a thicker insulation do cover pipe than the 1 quot.
Flex duct comes insulated in a similar fashion but flex duct is more restrictive to airflow.
Do not use the plastic or vinyl.
Best tape to use for a dryer vent.
Figure out where it is going to live and how it will exit the room.
Have the connection to wall to the side or above the dryer.
Because all types are sold for use with dryers you would naturally assume that all are suitable for this application.
Concealed ducting must be rigid metal galvanized or aluminum duct.
Unfortunately that is not the case.
At one inspection from this past spring i even saw a black corrugated plastic drain pipe normally used for draining exterior water from downspouts being used as the home s dryer vent.
Duct joints shall be installed so that the male end of the duct points in the direction of the airflow.
Now it is time for the tape.
Tape up the following.
If you plan the duct right you can use all rigid by far the best.
Answered by a verified appliance technician.
For the actual taping of the vent firstly line up the pipe in the best way possible letting it lie as naturally as you can.
That being said we recommend using a smooth rigid metal duct to vent your dryer.
Most dryer ducts are round and 4 inches in diameter.
Some are flexible and others are rigid.
Aluminum duct is usually a safe bet and it s fairly inexpensive.
While pvc is meant for plumbing and venting applications pvc is not approved for venting a clothes dryer and should not be used for this application.