How To Find Roof Leak On Asphalt Shingles

Years of harsh rays from direct sunlight can melt the tar that holds composition shingles together.

How to find roof leak on asphalt shingles. If your roof s pitch is less than 3 to 12 then it is likely that your roof is subject to leaks due to a wind driven rainwater. Look above the ceiling leak point and scan the sheathing leading towards the peak of the roof. Locate the area where water is leaking through your ceiling. You know the roof is bad if shingles are missing or obviously damaged or when water stains the ceiling or walls.

Examine the roofing closely for signs of the leak at the location you measured. Review the roof s exterior area in the general location of the leak starting above the leak and working down. Roofing materials especially asphalt shingles get old and tired. If you have exposed fiberglass.

Make note of any raised shingles wind lifted shingles or obvious holes in shingles. It all comes down to that shingle s location. Use the ladder to gain access to the roof. When a shingle goes missing the likelihood of a leak depends on whether the lost shingle or tab was covering a seam between two others.

In some cases there is merely a lack of sufficient ventilation in the attic which causes there to be an abundance of moisture. If you cannot find any problems with your roof s shingles and all the roof flashings seem to be intact then check to see if your roof has a sufficient pitch for an asphalt roof. How to find the leak. When the roof is dry go on the roof and transfer the measurements to the roof allowing for any overhang on the end of the roof.

Use a dust mask. You might also like to read our one of the most read blog post on how to repair asphalt shingles and roof leaks. If you have an attic the easiest way to spot the leak is to up there on a rainy day. This can look very much like a roof leak even though the roof can be completely solid.

Identifying the true location of roof leaks in the attic. Scan for water damage. Expansion and contraction with the change in temperatures cause aging roof protection to turn brittle and eventually crack. Shingles are arranged in a staggered pattern so that the ones above cover the seams between the ones below.

It may not. Measure down from the roof peak to the highest point of the leak and over from a gable end to the leak.