Installing Standing Seam Metal Roof Over Shingles

Basic preparation for the job the most important thing about installing standing seam is to measure the roof.

Installing standing seam metal roof over shingles.

Installing metal roofing over shingles is the best solution. Standing seam metal roof installation process. When choosing to install a metal roof homeowners need to take into account several trade offs involving cost and performance. Necessary tools materials and supplies a roofing hatchet or a carpenter s hammer.

The main challenges when installing a metal roof directly over shingles with no underlayment are clip alignment and abrasion on the underside of panels. The metal used for the roof can be tin copper aluminum or steel. Mcelroy metal has introduced a method for installing standing seam metal roofing directly over asphalt shingles without a tear off. Better steel shingle systems like the one shown install over a framework of 2x2s.

However you ll want to check with your local building department before you make any decisions. 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. Yes you can install a metal roof over shingles. In a standing seam roof long single panels run vertically all the way from the eave to the ridge.

In contrast steel shingles are small panels installed in horizontal rows much like other shingles. The system is designed around the patent pending 138t shingle recover clip and 138t symmetrical standing seam panel. I prefer a hatchet but in some. 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.

When installing a standing seam it is strongly recommended that all asphalt shingles are removed before the installation in order to prevent avoid the telegraphing effect where horizontally installed shingles punch through the vertical sheet metal roofing panels causing unsightly dents that cannot be fixed removed.