Standing Seam Metal Roof Over Asphalt Shingles

Asphalt shingles are the most popular roofing material.

Standing seam metal roof over asphalt shingles.

Building officials in some areas will only allow a re roof over one layer of shingles while officials in other places may allow you to place the roof over two layers of shingles. They are available in a variety of colors and textures are low cost and provide a traditional aesthetic. If you are installing a metal roof over the existing asphalt roof then aluminum shingles would be a preferred choice because with standing seam there is a chance that old shingles might telegraph underneath the standing seam panels following the installation. Metal roofs generally can run from 120 to 900 per 100 square feet one 10 foot by 10 foot area or a square of material while asphalt shingles will be between 100 and 200 per 100 square.

If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel. Yes you can install a metal roof over shingles. For both architectural shingles and standing seam metal roofing this is usually a non issue. Because of asphalt shingle s dominance in the market finding quality installers is easier in most geographic locations.

Complete and separate roofing systems such as standing seam metal roof systems that are designed to transmit the roof loads directly the buildings structural systems and that do not rely on existing roofs and roof coverings for support shall not require the removal of existing roof coverings. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. If you want to install steel over asphalt your best choice is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel. Fiberglass core or matting an asphalt coating and a ceramic or stone granule surface give this material its durability.

Metal roofing tends to be more popular in coastal areas especially compared to asphalt shingles. In a standing seam roof long single panels run vertically all the way from the eave to the ridge.