When a shingle loses its protective layer of granules uv rays from the sun begin to destroy it.
How to find roof rafters under shingles.
An 1 8 gap is specified by manufacturers between sheets of plywood that are nailed side by side over a shared top chord of a roof truss or a rafter.
Pull up the felt paper underneath the shingles.
More granules fall off around the damaged spot and the bruise grows.
Roof impact when a heavy object such as a tree branch drops on the roof it will cause a depression in the area and likely some structural damage to sheathing and roof trusses or rafters underneath.
During a reroof start at the peak of the roof and remove all shingles prying them up with a pitchfork working your way down the roof.
When you install roof sheathing plywood you are suppose to use at least a 2 1 4 inch ring shank full head nail.
About 500 people die each year in the united states as a result of falls from elevated places according to the centers for disease control.
Learn how to remove roof shingles here.
Working your way up the roof expose all of the rotted wood.
When a large hailstone hits an asphalt shingle it can tear or even puncture the shingle.
Take a tip from professional roofers and use toe boards while doing the work.
Then the exposed part of the bracket rests on shingles.
Fortunately there are several ways you can find roof.
Finding roof rafters from the top of the roof can be difficult since regular stud finders have trouble penetrating the plywood shingles or slate tiles covering the rafters.
Installing a roof by yourself can save money but it comes with risks of injury.
Intermediate rafter centers are then marked onto the tape the tape reference is translated through the use of alignment holes to the outside of the roof translation plates hold and reference the tape measure along the horizontal run on the outside of the roof where the marked rafter centers can now easily be transferred to the roof.
Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter.
The roof rafters provide integral structural support to the roof.
The first is the use of the wrong type of fastener.
So this bracket slips up under the shingles and fastens through the roof.
But usually it just knocks granules off the surface.
Leave the next course of shingles intact by carefully removing the second set of four nails.
That ll get you pretty.
There are a few reasons that roof rafters or roof trusses would show through the shingles of a completed roof.
If you feel comfortable using these you can check the fascia and try to find the nail heads where the fascia is nailed to the rafter tails then follow that line up the roof.
In the photo below the impact depression is accompanied by a small hole.
