Secure the insulation with hvac duct tape.
How to insulate dryer vent in attic.
How can i vent it outside to make it less of a fire hazard improperly vented dryers and lint buildup cause over 15 000 fires a year.
Track the exhaust pipe from your dryer until it leaves the house.
Step 1 wrap pipe in insulation.
You may have to cut through drywall to fully expose the pipe and be able to apply insulation.
You need to insulate the metal duct in a heating climate the current black insulating sleeve will work fine if it s in good shape.
Cover the pipe in two to three inches of fiberglass insulation.
Use the screws to place the vent cap securely onto the roof.
Attach the insulation with a high quality reinforced foil duct tape.
Do not use cloth duct tape for this purpose.
Venting your dryer to the attic is not only a potential fire hazard but can result in moisture problems which causes more problems.
Cindy asks my dryer vents into my attic.
Wrap everything including any pliable sections near the dryer and secure it with the tape.
I even run a strip up the linear joint where the round duct connects to itself.
Attach the roof vent to the duct that is from the top of the roof.
The metal duct should be sealed with tape at every joint.