In 1946 eric hodgins in his popular novel mr.
Go up thu the roof.
The longer the run the more friction loss is created which is why building code restricts total run length.
To rise to a very high level.
If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof.
Doing so would fill your attic with.
Leave the drill bit sticking through the roof so you can find the hole.
To rise unexpectedly high.
That s because the combustion byproducts are in a gaseous form so the gases can float up through the flue pipe and out of your roof.
Both meanings date from the mid twentieth century the first slightly antedating the second.
Go through the roof definition.
This allows the sewage gases to escape without stinking up the building while simultaneously keeping the vent pipes from filling with water.
There are pipe boots installed on plumbing vent pipes that penetrate through roofs.
Often going straight up through the roof is the shortest route.
Also to lose one s temper.
Venting dryers to a roof termination or roof cap is very common in the south.
To get very angry.
So the vents penetrate through the roof.
Next measure out a square slightly larger than the protruding part of the vent.
The international residential code allows you to run a dryer vent through the attic but you can t terminate it there.
While elbows and length of run are important factors for efficiency and safety the exhaust termination is often the biggest restriction point.
Since many laundry rooms are located in the middle of the house and so many homes are single story with easy to walk on roof slopes about 6 12 venting the dryer to the roof makes the most sense shortest run with least amount of elbows.
Can a dryer vent go up through an attic.
Remove the asphalt shingles with a hook blade fitted into a utility knife.
From up on the roof use a jigsaw or reciprocating saw to cut a 4 in.
Gently pry up the shingles around the hole making room for the vent to slide under the first course.