In Georgia, building codes typically allow for a maximum of two layers of asphalt shingles on a residential roof. If a homeowner wishes to install a third layer, it usually requires the removal of the existing shingles first. It's essential to check local building regulations, as they can vary by county or municipality. Always consult with a qualified roofing contractor for specific guidance.
At least as many pancakes as it takes to shingle a barn.
single layer
You don't shingle with pancakes.
Depends on how many layers are currently on it. No more than 3 then yea prob
Last time I checked it was around 160 counties.
The only reason to do this is it's cheaper. Most building codes allow a maximum of two layers. However, many people believe that you are borrowing trouble down the line. Earlier roof damage, mold and other problems may become worse if left untreated. A shingle roof lasts 25 - 30 years, so it is worth doing right.
The weight of pea shingle can vary depending on factors such as moisture content and size of the stones. On average, a cubic meter of pea shingle can weigh between 1.4 to 1.6 tons.
21
16-22 depending on the brand.
there are many layers
It really depends on the size of the roof and how long you have to work on it.
Why are there so many layers in the atmosphere