How to install metal roofing over shingles - youtube with 100% working
So How to install metal roofing over shingles - youtube we make it and here these list of best for your ideas and information reason regarding the How to install metal roofing over shingles - youtube as part of How To Do That exclusive updates collection. So, take your time and get the best How to install metal roofing over shingles - youtube pics and pictures posted here that suitable with your needs and use it for your own collection and personal use.Cool outside air travels under the shingles to the vented ridge, pulling out moisture and heat. A layer of underlayment installed on top of the existing shingles will help keep the granules of the old shingles from rubbing against the back of the metal and causing possible corrosion.
Align the first metal roofing panel so that it overlaps the edging by 1/2 to 3/4 of an inch and is square to the roof line. First, you will need to install a base for the metal sheeting. Because the typical issues with layering asphalt over asphalt are not a problem with metal, going over the old shingles has several advantages.
The first is to apply an approved underlayment over the old shingles.
Asphalt roofs typically last 20 to 30 years, depending on the installation and shingle quality. Make a line of slats and boards from the pine sheeting, and install this on top of the shingles. You must put in a completely new underlayment over the existing shingles before you carry out any installation. Metal roofing sheets have to be installed one at a time.
