For example, if you had a batch file called stuff.bat and you typed stuff a b c d at the command prompt, the letters a, b, c, and d would be assigned to the variables %1, %2, %3, and %4, respectively.
Fiberglass shingles generally have a longer life expectancy than do asphalt shingles. Properly installed tiled roofs have a normal useful life of 20-30 years or longer, but individual pieces can become cracked or broken or the nails rust out.
Did you know the average lifespan of an asphalt shingle roof can vary from 10 to 40 years depending on the quality of the materials and installation? A cheap roof will actually cost you more in the long term.id you know the average lifespan of an asphalt shingle roof can vary from 10 to 40 years depending on the quality of the materials and installation? A cheap roof will actually cost you more in the long term.