Can you put metal roof over shingles without furring strips?
Can you put metal roof over shingles without furring strips?
You should not attach metal to asphalt shingles without furring out the roof first. Install radiant barrier, install 1"X4" battens, install metal.2014-07-19
Can you put metal roofing directly on rafters?
Metal roofing can be installed directly on open rafters. ... The vapor barrier built into such insulation helps to minimize the amount of condensation that drips down from the roof, and the insulation itself can help to keep the interior of the building at a comfortable temperature.
What should go under a metal roof?
The traditional and most common material used for roof underlayment on a steep-slope metal roof is non-perforated, asphalt-impregnated felt underlayment. There are several types of felt underlayment including both organic reinforced and inorganic reinforced.
Do you need wood under a metal roof?
The simple answer is yes, your roof does need an underlayment. ... If your home is built with joists, insulation between those joists, and sheathing, then an underlayment is needed before you put on a metal roof.
Are furring strips necessary for metal roof?
When installing a metal roof over an existing roof, insulate the spaces between the wood strips with rigid insulation to prevent condensation before installing the roofing. You also need to add furring strips. ... Twenty-four inches is a common spacing of furring strips for a metal roof.