Steel Roof Over Shingles

By placing metal roofing over shingles you can save in the labor costs of ripping them off while also preventing them from being thrown into landfills.

Steel roof over shingles.

Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails. Otherwise you will need to remove the shingles. Metal roofs over shingles will also provide an extra layer covering your home helping to further insulate it. This provides a couple of benefits.

Then cover the entire roof with a layer of insulation and secure it with a staple gun. The removal itself could cost anywhere from 3 to 5 per square foot. Yes oxygen and pollutants in water combined with the moisture create iron oxide otherwise known as rust. Metal roofing weighs less than one pound per square foot.

Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. Metal roofing is also available in the form of shingles. You ll be surprised to learn that the primary cause of rusting and corrosion is water. Asphalt roofs typically last 20 to 30 years depending on the installation and shingle quality.

Advantages of metal roofs over shingles. However you do have the option of leaving the shingles in place and installing the roofing over them if the roof is in good shape. 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. Replacing shingles with metal roofing is not necessarily difficult but it will require labor and time.

The first one being that the new underlayment will act as a second line of defense in case water would to somehow get underneath the metal roof. If you don t want to take our word for it check with your local building department. A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof. A steel roof is a lifetime investment lasting 50 years or more if it s a good one.

In some areas building officials only allow a re roof over one layer of shingles. The first way is to run new underlayment over the existing shingle roof completely covering the old roof. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles. Next use 1 inch nails to secure some metal edging to the perimeter of the roof.

A galvanized steel metal roof is highly susceptible to corrosion and rust over a period of time. There are really two ways to install a metal roof over a shingle roof. 1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof.