Metal Roof Over Shingles Installation

How to install metal roofing over shingles issues you might encounter.

Metal roof over shingles installation.

Installing the metal roofing over 1x4 s allows the ability to also install additional insulation under the metal roof. Another added benefit is that the layers of your old roof will further insulate your home. It provides a solid flat surface to attach the new metal roof to it creates an air gap between the back of the metal and the shingle roof which allows for airflow. Yes you can and by doing so you save in the labor and hassle of tearing off the old roof and you won t be contributing to filling our landfills.

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. Can i install a new metal roof over shingles. Asphalt roofs typically last 20 to 30 years depending on the installation and shingle quality. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.

In terms of building codes many municipalities now have placed limits. Metal roofs have a long history of use. However you ll want to check with your local building department before you make any decisions. Otherwise you will need to remove the shingles.

They have always been popular on barns commercial buildings and. A steel roof is a lifetime investment lasting 50 years or more if it s a good one.