The underside of the boot should be covered in paper.
Installing roof vent boot.
Slide the new boot over top and make sure it is sealed completely between the old and new boot.
In simplest terms a new vent pipe boot flashing is slid over the top of the existing one and the top edge of the pan is lapped beneath the overlying shingle course.
There s no need to lace the flashing pan into the shingles since the boot and bell of the new flashing will shed water around the damaged part of the old one.
If you are not trained in.
Using a sawzall cut any roofing nails in the area of the lower mounting plate flush with the sheathing.
Perma boot gives your roof a finished look for up to 30 years.
If the boot you are taliking about is covered with a vent hood like for a kitchen or bathroom vent then the higher end of above cost as the hood has to come off before the boot can be worked on.
Climbing on a roof necessarily involves great risk and the likelihood of serious injury or death in the event of a fall.
After selecting an area to install from inside the building square the template between the roof rafters and outline with a marker.
Have a partner hold the ladder steady so you can work safely.
Next use a reciprocating saw with a rough in blade to cut the out the marked template.
It is recommended that you use the services of a professional roofing contractor to install the perma boot system.
I put in enough material that it squished out around the entire outside perimeter.
Under this paper there is an adhesive that will seal the boot to the pipe.
Apply a liberal amount of silicone sealer to the old rubber boot.
Make a template using cardboard that s the width of your overhang with a hole the size of the vent cut in it.
Installing perma boot repair kit over damaged commodity vent boot flashing photo by mike guertin in plumbing vent flashing done right i described the way i flash the plumbing vent pipe to the roof shingles as a second line of leak defense in the event the rubber collar on a pipe boot flashing splits or is damaged.
Use a tall ladder to reach a taller overhang.
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