Be sure to align with the shingles of either side.
13 yr old roof lost 6 shingles in wind.
The maximum wind uplift a 3 tab shingle roof can withstand is 60 mph to 70 mph.
There are missing shingles missing shingles will need to be replaced right away.
When a major storm is coming document the roof s condition before and after.
Wood shingles and shakes.
This is not the insurance company s responsibility.
This extra uplift pressure is generated at the edges by the additional pressures from the secondary movement of the wind as it encounters the wall and then rushes up over the roof figure 1.
Every 2 years after 15 years.
My old roof was a 20 year asphalt roof that did unzip during a wind rain storm after 25 years plus a few lost shingle tabs a few years earlier.
When exposed to strong direct sunlight and rapid temperature changes thermal shocks commonly associated with southern states and dessert climate zones think texas arizona oklahoma nevada and parts of california dessert asphalt shingles can develop.
Metal roofs and composite shingles.
Every 2 3 years after they are 10 years old.
Photos and text guide diagnosis of asphalt roof failures causes effects of loss of protective mineral granules from roof shingles description of different causes of roof shingle granule loss.
In some cases the roofing could have been inappropriately installed like being nailed too close to the top of the shingles causing the nails to pop up and raise the shingles.
Causes effects of loss of protective mineral granules from roof shingles asphalt roof shingle defects.
Mineral granules that have been lost to expose shingle substrate in the center of raised blisters will in at least some instances leave a crater around.
In lb s old shingle shingle photos taken on the roof itself most of the open pits or craters on shingles where mineral granules have been lost appear to be in relatively flat areas shingles.
Every 2 3 years after they are 10 years old.
Wind will be able to get under surrounding shingles and cause further damage while rain may be able to leak into the area where the shingle is missing.
Even 45 year asphalt shingle roofs start having problems after 20 years.
Normal defective product storm damage foot traffic etc.
Clay and concrete tiles.
Since no one will give the insured the same purchase price for a house that has a mis matched roof.
If a shingle is missing your roof becomes vulnerable to the elements especially wind and rain.
For example the shingles at the edges of a windward roof slope are exposed to higher uplift pressures than the shingles near the center of the roof slope.
Yearly once the roof is 5 years old.
If part of a shingle is missing you ll have to replace the whole thing.
First see if you have any leftover shingles from the last time the roof was worked on with any luck the builder or the roofer who handled the job left some behind.
Slide the new shingle up into place.
