I also have a dryer vented through the attic and out to the roof.
Dryer vent terminates in attic.
You must terminate your dryer vent outside the building according to section m1502 of the irc.
Your dryer only has the power to push that heavy wet lint so far so it s inevitable that some of it is going remain behind in the vent pipe.
The maximum length of the duct shall be reduced 2 5 feet for each 45 degree 0 8 rad bend and 5 feet for each 90 degree 1 6 rad bend.
Every couple of months i ve pulled the vent off.
Dryer vents don t need cleaning.
Can a dryer vent go up through an attic.
Doing so would fill your attic with.
Amy may 6 2010 at 10 01 am.
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Terminate the bath vent duct outside at gable end or eaves.
Send your questions to tom.
Not all dryers will allow for this so be sure to check the owners manual to ensure it can be vented in this manner.
This also means that you can t blow the dryer exhaust into the attic or the crawlspace.
In these cases it may be necessary to vent your dryer through the attic.
And what are the code requirements for an outdoor dryer vent cover.
The maximum developed length of a clothes dryer exhaust duct shall not exceed 35 feet from the dryer location to the wall or roof termination.
Don t just blow the bath or kitchen vent exhaust into an attic nor even more crazy into.
Horizontally through the building wall at a building gable end wall first choice or if the gable end is too distant terminate the bath vent down through a building soffit at the roof eaves.
The photo below shows an accumulation of dryer lint in an attic after years of the vent terminating in it.
Venting a dryer into an enclosed space is never a good idea.
For more on dryer venting see our blog posts what is the maximum length for a clothes dryer vent.
A dryer vent should be vented outside.