Compared to asphalt shingles that typically last 15 18 years metal roofing has a lifespan of 60 years or more and requires only minimal maintenance.
Replacing asphalt shingles with metal roof.
A metal roof also reflects heat making it more energy efficient than a traditional asphalt roof.
Some roofing contractors recommend reroofing with standing seam metal because the total roof weight is but a fraction of a standard asphalt shingle roof which helps preserve the roofing integrity.
If you are replacing your current roof add 125 to 500 per roofing square for old roof removal.
If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.
However before you decide on reroofing with a metal roof you have to keep in mind that there are specific conditions that make reroofing with a.
Should i put tin on the roof boards.
So first of all jim you have asphalt shingles on there.
Steel shingles weigh about 1 4 what asphalt shingles weigh and aluminum shingles weigh about 1 8 what standard shingles weigh.
When calculating roofing costs per square asphalt shingles run from 350 and 500 per square metal or tin roofs costs 600 to 1 200 per square and concrete or clay costs between 1 200 and 1 800 per square.
For example many building departments set a two layer limit on residential roofing.
Is it difficult to replace asphalt with metal.
However you do have the option of leaving the shingles in place and installing the roofing over them if the roof is in good shape.
However replacing an old asphalt shingle roof of 30 40 years is more beneficial.
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.
I have a 28 40 building with an average roof pitch and the shingles need replacing.
Metal roofs generally can run from 120 to 900 per 100 square feet one 10 foot by 10 foot area or a square of material while asphalt shingles will be between 100 and 200 per 100 square.
For example despite its higher initial cost metal roofing is likely to save you time and money over the years.
Things to know about metal over shingle roof problems.
After all you ll be making a significant and long term investment.
With new roofing material you have confidence that your roof won t give out any time soon.
Replacing shingles with metal roofing is not necessarily difficult but it will require labor and time.
This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.
The removal itself could cost anywhere from 3 to 5 per square foot.
Metal roofs are a costly investment.
While metal roofs have long lasting lifespans the material has faced a tremendous amount of wear and tear over time.