How many times can you reroof?
How many times can you reroof? Depending on the type of roof material used, the number of layers added to a roof range from two to three times. House roofs should never exceed three layers of shingles. Adding additional layers without excavation can save homeowners up to $1,000 in labor. Therefore, layering has advantages. Do I need a permit to re roof my house NZ? ► Re-roofing of an existing dwelling MAY REQUIRE a Building Consent. If the roof is being replaced as it has failed its durability requirements under the Building Code, i.e., lasted less than 15 years, then...