It is almost universally agreed that having a good roof over your head is important. However, it is sometimes difficult to know how much life is left in a home's existing roof. Although a homeowner might concede that some action is needed, there is always a question about the effectiveness of needed repairs. If replacement seems to be the best option, there may be additional questions.
Sometimes a partial replacement will suffice if roof damage is confined to a relatively small area. Even if total replacement is the only solution, the option to install new material over the top of the existing roof can save time and expense associated with a total tear off, according to Bob Vila, the authoritative inspiration behind television's This Old House.
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