Asphalt shingles can blister as a result of trapped moisture in the shingles.
Shingle blisters roof.
When the sun heats the shingle the trapped moisture will rise to the surface causing the tell tale blistering.
Blistering can also happen as a result of poor ventilation.
If the shingles on a roof have trapped moisture they are likely to start blistering when the sun heats the roof.
Walking on shingles in hot weather when they are soft easily damages them.
How to extend the life of an asphalt roof with shingle blisters or shingle rash keep foot traffic on the roof to a minimum.
Make sure that your roof is properly vented a cooler roof lasts longer.
Also if a roof does not have proper ventilation shingles can blister because of intense heat.
During the manufacturing process moisture gets trapped within the shingle itself.
Shingle blisters are small areas on the product that bubbles up like a blister someone might suffer in their skin.
Blistering normally happens on asphalt roofs.
Blistering only occurs in asphalt roof shinglesas it is a byproduct of manufacturing or installation.
Blisters or blister rash can be identified by inconsistent bubbles rising up from inside the shingle.
The shingles are composed of different layers of material.
A roof that is experiencing many small bubbles is said to have shingle rash like skin blisters these are also filled with either water or gas that originates from one of two places.
In some cases moisture can get trapped within the shingles during the manufacturing process.
While undergoing the lamination process moisture can be trapped between layers.