How To Fix A Leaking Felt Roof

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How to fix a leaking felt roof.

Cover the repaired area with a patch of roll roofing. Begin soaking low on the roof just above where the leak is visible inside the house. Run water over the low side of the penetration for several minutes while the helper watches for any water droplets. Before you decided to rip up the felt and replace it watch this video and give it a try.

Press the patch firmly into place and make sure that the edges are well sealed. We had a problem with our shed workshop flat felt roof leaking and needed a quick repair. Next it s time to. Isolate areas when you run the hose.

How to prolong the life of your felt roof. Hopefully it hasn t come to this but if you leave a leak for a long time then not only will the osb need replacement your roof rafters will too. If this technique is not possible below are other ways to detect a leak on a flat roof and remember to clearly mark the area of the leak when you find it. Firstly measure from the outside wall of the room along the ceiling to the damp spot dripping area.

Cut a piece of new felt to use as a patch big enough to give above a 50mm 2 inch overlap beyond the repaired blister. If you did replace the substrate add layers of rubber roll roofing until the area is flush with the surrounding roofing. Pour some water on the felt roof to see how the water runs into the gaps. This will usually be a crack in the felt or where the felt has peeled away from the roof.

After setting the patch in place press it lightly and drive roofing nails around its perimeter. If this is the case it isn t always mandatory to replace the entire roof. If a leak is difficult to find enlist a helper and go up on the roof with a garden hose. You ll have first to fix the sheathing so see above.

Apply some bitumen adhesive over the repair and beyond to suit the patch and apply it. Start low soaking the area just above where the leak appears in the house. For example soak the downhill side of a chimney first then each side then the top on both sides. Use enough water to mimic heavy rains.