Metal roofs must be laid flat on a vapor barrier because steel will condensate if there s any air space underneath it.
Metal roof over wood shake.
If your house has a wood shake roof you re going to pay more for insurance.
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.
Snap a vertical chalk line 1 4 inch from the rake edge of the roof using a chalk box.
The natural beauty of hand split shakes.
Ensure that the line is square with the eave.
Overlap the edge of the roof by 1 inch.
Your chances of finding coverage improve if the roof has fire retardant coating but that requires regular touchups.
A wind blown ember whether from a chimney or wildfire can easily ignite a wood shake roof.
With interlock shake roofing you will get the natural beauty of cedar shake roofing for a lifetime.
If it s slightly windy keep the steel downwind from you so a gust of wind doesn t knock you over.
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.
In some cases insurers may refuse to cover a house with wood shakes.
Metal roof over shingles condensation.
Install the first metal panel on the low end of the roof square to the eave.
Work toward the ridge.
And you will not require routine maintenance or replacement.
Also don t go up on the roof if it s windy.