Dryer Vents and Fire Safety

As clothing tumbles dry airborne water vaporsfor the rigid dryer vent pipe, the pipe is usually
get forced out of the dryer vent to the exterioraluminum and very easy to piece together
of the home. Most clothing dryers have a gas(screws are not allowed).
burner or are operated by electricity. Both typesLint build up is the major cause of dryer fires in
of dryers push warm air against the tumblingthe United states. Lint is very flammable and
clothes. This tumbling and hot air circulationshould not be left to build up inside the dryer vent
evaporates the water that is left in the load ofdischarge pipe. However most dryer fires are
laundry.caused by the dryer overheating caused by
The clothes dryer exhaust that ejects the moistexcess heat that occurs with an obstructed
hot air can be an area of concern if it is notventing pipe. As the vent pipe becomes more
properly secured, connected or maintained. Theconstricted heat builds up in the dryer motor
metal dryer discharge pipe should be firmlywhich can lead to mechanical failure and sparking.
connected to the housing that extends to theThe lint that is obstructing the dryer vent pipe
exterior of the home. If it is not properlyand the excess lint that can not leave the dryer
connected hot steam and moisture can causecan ignite.
damage inside the home in the form of mold andAccording to recent data dryer fires are more
wood rot damages.common then most people realize. There are
The dryer discharge should not be obstructed. Aover 15000 dryer fires in the United states each
clogged or obstructed dryer discharger can be ayear according to the National Fire Protection
fire hazard. Often the flexible dryer pipe is kinkedAgency.
or bent. The pipe must remain in good conditionSome quick tips to avoid dryer fires:
to properly exhaust the clothes dryer. Rigid vent- Use ridged dryer ventilation pipe
piping is much more preferable then flexible dryer- Avoid flexible dryer venting pipes
vent. Flexible dryer venting pipes have ridges- Limit the length of the dryer discharge pipe to
which cause friction inside the pipe. Friction canunder twenty feet.
cause lint to build up which is a fire hazard. Opt