Steel Roofing Over Asphalt Shingles

In a standing seam roof long single panels run vertically all the way from the eave to the ridge.

Steel roofing over asphalt shingles.

Steel roofing offers many benefits over slate tiles or asphalt shingles. Anatomy of a steel roof this is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof. Asphalt roofs typically last 20 to 30 years depending on the installation and shingle quality. Asphalt shingle roofing is a dominant material for residences.

It doesn t matter if the air space is a half inch or six inches because the condensation factor will remain the same. 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. Metal roof over shingles condensation metal roofs must be laid flat on a vapor barrier because steel will condensate if there s any air space underneath it. Put the steel down directly on a vapor barrier.

In contrast steel shingles are small panels installed in horizontal rows much like other shingles. A steel roof is a lifetime investment lasting 50 years or more if it s a good one. Asphalt roofs typically last 20 to 30 years depending on the installation and shingle quality. How to install metal roofing over shingles.

Now there are metal shingles and panels that imitate materials like slate tile wood shake and even asphalt. Manufacturers provide 30 year warranties on metal roofing products. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. However metal roofing is surging in popularity as more aesthetic options become available.

A steel roof is a lifetime investment lasting 50 years or more if it s a good one. Yes you can install a new metal roof over the top of an existing asphalt shingle roof provided there are not too many layers. Anatomy of a steel roof this is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof. Metal roofing is resistant to fire rot and termites.

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.