Flexible metal vents are acceptable only if accessible for cleaning.
Flexible metal vent must be fully extended and supported when the dryer is in its final location.
Remove excess flexible metal vent to avoid sagging and kinking that may result in reduced airflow and poor performance.
Do not install flexible metal vent in enclosed walls, ceilings or floors.
Elbows
45° elbows provide better airflow than 90° elbows.
GoodBetter
Clamps
Use clamps to seal all joints.
Exhaust vent must not be connected or secured with screws or other fastening devices that extend into the interior of the duct. Do not use duct tape.
Clamp
Exhaust
Recommended hood styles are shown here.
B
A
4"
(10.2 cm)
4" (10.2 cm)
A. Louvered hood style
B. Box hood style
The angled hood style (shown here) is acceptable.
4"
(10.2 cm)
2½" (6.4 cm)
An exhaust hood should cap the vent to keep rodents and insects from entering the home.
Exhaust hood must be at least 12" (30.5 cm) from the ground or any object that may be in the path of the exhaust (such as flowers, rocks or bushes, snow line, etc.).
Do not use an exhaust hood with a magnetic latch.
Improper venting can cause moisture and lint to collect indoors, which may result in:
Moisture damage to woodwork, furniture, paint, wallpaper, carpets, etc.
Housecleaning problems and health problems.
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