You can also spot this in the summer.
How to cut into the attic soffit.
It is recommended that the holes in the wood soffit be drilled at a rate that will allow sufficient airflow to match the flow of passive vents in the attic.
Next bore a 3 4 or 1 in dia.
By using a sliding miter saw you can cut the soffit in one stroke.
Water stained or blackened wood.
Interestingly the under eave soffit vents that were previously installed were roughly adequate.
Once you know where your soffit vent will go start cutting the hole using a keyhole saw but remember to leave some room for the outer edges of the vent and the screws you ll need to secure it.
The plywood had to go.
This can all be done solo assuming you have the right tools on hand.
The lower surface of the eaves will need to be cut into using a jigsaw or keyhole saw.
Ridge and gable vents.
A sign that condensation is.
To let hot air out of your attic you also need either ridge vents cut into the roofing on the peak of your roof or gable vents at the top of gables in your attic.
Warm moist air trapped in the attic condenses and freezes on the wood.
Here are the signs to look for.
Drill holes into the soffit.
Hole through the soffit right between the lines and measure the thickness of the soffit panel probably 1 4 or 3 8 in.
Drill some holes in the wood soffit in order to insert the saw blade and begin cutting.
Cut the two parallel lines with a portable circular saw.
These vents are located in the soffit under the eaves to allow outside air into your attic.
Use a cordless drill and a spade bit to drill the holes into the wood.
You can cut the aluminum fascia the same way.
Then set your circular saw to that depth and cut along the chalk lines.
Save time on your soffit install project by cutting it this way.
Approximately mark these areas and your area to cut.
After applying the chalk line use the cordless drill and the paddle bit to drill holes into the soffit.
A sign of mildew or rot.
Remove siding if you have it or eyeball the approximate location of your vent if you have a wooden plywood soffit.
They re available in both rectangular and round shapes.
Use a stud finder to locate the wooden studs that hold the soffit in place.