How To Install Steel Roof Panels Over Shingles

Install your metal edging around the perimeter of your roof.

How to install steel roof panels over shingles. Put the steel down directly on a vapor barrier. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. Install the metal edging. Make a slat board base on top of the shingles.

If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel. Most metal shingles will be attached to the roof using metal shingle. Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails. Metal roof over shingles condensation metal roofs must be laid flat on a vapor barrier because steel will condensate if there s any air space underneath it.

If you want to install steel over asphalt your best choice is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel. Use furring strips to build a slat board on the roof then mount the steel sheets to the slat board. It doesn t matter if the air space is a half inch or six inches because the condensation factor will remain the same. We get asked this question all the time.

Can i install a new metal roof over shingles. This is by far the most common way to install a metal roof. Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. Some consideration for vent stacks and chimneys is required during the design process.

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. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. Use 1 1 4 inch.

Installing a steel roof will cost approximately 60 per square foot. Installing steel roofing over existing roofing materials is fairly simple. 3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof.