Is there such a thing as too many layers on my roof? John asked, "My neighbor says I can put another roof over my existing roof that has two layers on it now. Is that true?" It is advised you seek the local building department for an exact amount of layers that ...
Barbara asked, "Can we lay over a roof that leaks?" "I am the president of a condo association. Our units are now 18 years old and need to be re-roofed. We have a few elderly men in our community who insist that we lay over the existing shingles rather than tear ...