How To Put On Metal Roofing Over Shingles

40x60 metal building is it ok to put a metal roof over shingles.

How to put on metal roofing over shingles.

We get asked this question all the time. Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails. What s involved in how to install metal roofing. 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.

It s the simplest and fastest way to install a metal roof. Manufacturers provide 30 year warranties on metal roofing products. 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. Winter heating costs may be reduced thanks to a double layer of insulation.

Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. With this video. Can i install a new metal roof over shingles. This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.

It doesn t matter if the air space is a half inch or six inches because the condensation factor will remain the same. Installing steel roofing over existing roofing materials is fairly simple. Make sure roof is square. Make a slat board base on top of the shingles.

Doesn t provide the flattest surface for the metal roofing to be installed over each course of shingles is about a 1 8 higher than the course just below it. Anatomy of a steel roof. The answer to the question of how to install metal roofing over shingles has many advantages among them are. You will need to lay some 1 by 4 inch pine boards lengthwise every two feet on your roof.

The purpose of our channel is to create informational videos. Attach them to your roof with 3 inch wood screws in each corner. Move from bottom to top. A metal roof reduces cooling costs during the summer months because it can reflect the sun s rays.

Metal roofing is also available in the form of shingles. Yes you can and by doing so you save in the labor and hassle of tearing off the old roof and you won t be contributing to filling our landfills. Put the steel down directly on a vapor barrier.