Tin Roof Over Asphalt Shingles

We get asked this question all the time.

Tin roof over asphalt shingles.

In terms of performance many homeowners choose a steel roof making it the most popular option when it comes to creating a metal roof over existing shingles. I would say that in most cases less weight is being added to the home by the new metal roof than what the current shingles have lost due to granule wear and oil evaporation. 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. If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.

Both metal and shingle roofs are great options for your next roofing project. Move from bottom to top. So if your roof has two layers it may require a complete tear off even though steel is lighter than asphalt. When choosing to install a metal roof homeowners need to.

However you ll want to check with your local building department before you make any decisions. You will need to lay some 1 by 4 inch pine boards lengthwise every two feet on your roof. Yes you can install a metal roof over shingles. Fiberglass core or matting an asphalt coating and a ceramic or stone granule surface give this material its durability.

Asphalt shingles are the most popular roofing material. However you can install metal roofing over the asphalt shingles but vice versa is not recommended. Building officials in some areas will only allow a re roof over one layer of shingles while officials in other places may allow you to place the roof over two layers of 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.

They are available in a variety of colors and textures are low cost and provide a traditional aesthetic. Besides the necessary roofing skills you will need to learn tips specific to shingles installation. The metal used for the roof can be tin copper aluminum or steel. Things to know about metal over shingle roof problems.

Steel shingles weigh about 1 4 what asphalt shingles weigh and aluminum shingles weigh about 1 8 what standard shingles weigh. Can i install a new metal roof over shingles. After all you ll be making a significant and long term investment. Installing metal roofing over shingles is the best solution.

Attach them to your roof with 3 inch wood screws in each corner. Make a slat board base on top of the shingles. Codes vary so call your local building department to know how to install metal roofing over shingles properly code wise.