How To Install A Metal Roof Over Shingles

However you ll want to check with your local building department before you make any decisions.

How to install a metal roof over shingles.

As long as the plywood under the shingle roof is in good condition this way can provide many benefits. Covering your existing asphalt shingles with metal roofing might be worth the expense. It helps direct water away from the meeting points and keeps the roofing dry. Can i install a new metal roof over shingles.

Need a new roof. Then cover the entire roof with a layer of insulation and secure it with a staple gun. Next use 1 inch nails to secure some metal edging to the perimeter of the roof. This is by far the most common way to install a metal roof.

Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet. Venting the eaves to vent the roof holes are cut in the old roof above the soffit which pulls air through the soffit vents underneath. Yes you can install a metal roof over shingles. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.

Before you install metal roofing repair any damage to the wood under the shingles. How to install a metal roof over shingles what to consider when putting a steel roof over asphalt shingles. Flashing is metal trim that fits over joints where two sections of roof meet. This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.

Another added benefit is that the layers of your old roof will further insulate your home. Otherwise you will need to remove the shingles. Both metal and shingle roofs are great options for your next roofing project. However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.

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. After all you ll be making a significant and long term investment. 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. The flashing should overlap the edge of the roof by one inch to help direct water.

Here are some pros and cons.