Step By Step On How To Install Metal Roof Over Shingles

Then cover the entire roof with a layer of insulation and secure it with a staple gun.
Step by step on how to install metal roof over shingles. 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. Otherwise you will need to remove the shingles. Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Before you install metal roofing repair any damage to the wood under the shingles.
Yes you can install a metal roof over shingles. The metal used for the roof can be tin copper aluminum or steel. In terms of performance many homeowners choose a steel roof making it the most popular option when it comes to creating a metal roof over existing shingles. When choosing to install a metal roof homeowners need to.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. Always install flashing around a chimney and other valleys where two roof planes meet as these areas are more prone to leaks if not protected. Next use 1 inch nails to secure some metal edging to the perimeter of the roof.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles. Find the best way possible to get to the roof with the tar paper. Nail the drip edge in place using your hammer and roofing nails. However you ll want to check with your local building department before you make any decisions.
Installing a metal roof over shingles is costly subject to the conditions of the existing shingles and does not provide a perfectly flat surface for the metal roofing to be installed. Starting at the bottom or at one end of the roof lay the felt across the entire length and then work your way to the top or center with over laying sheets and as you overlay use the nails to pin this down. Most metal shingles will be attached to the roof using metal shingle clips but metal roofing shingle installation can be system specific. Install new flashing metal flashing is often called drip edge along the bottom of the roof near your gutters.
Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.