Once you ve found the leak you can make a temporary leak patch from some plywood or shingle and some roofing tar.
Great stuff for roof leaks.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
For example soak the downhill side of a chimney first then each side then the top on both sides.
The award winning smart dispenser provides a level of precision control and reusability unheard of in a disposable straw.
Roof vent pipes from plumbing or exhaust vents penetrate the roof and are usually sealed using a collar style flashing made out of a flexible material like epdm rubber or flexible pvc.
Dupont now offers a great stuff version called pond and stone spray that is intended for use in direct contact with water.
They also now offer a special black insulating foam sealant that is intended for both indoor and outdoor use.
Start low soaking the area just above where the leak appears in the house.
Just twist it onto a can of great stuff and seal around your home for up to 30 days with our restartable drip free design.
Isolate areas when you run the hose.
Use a putty knife to spread the tar into the leaking hole on the inside of your roof.
Place the shingle or plywood onto the tar and spread more of the tar around the edges of your patch.
Toh general contractor tom silva sprays foam around the frames of replacement foundation windows to anchor them in the masonry walls.