A: If you are selecting to install a screw-on metal roof — a less expensive metal roof than standing seam, but not as good overall — you may be able to apply it over the existing cedar shakes if the planes they form are regular. … Cedar shakes vary so much in thickness that this may not be possible.
Can you put a metal roof over a wood shake roof?
We’ve given you lots of information about metal roofs to think about, but it should be comforting to know that you can install a metal roof over existing wood shingles in most cases. Just make sure to thoroughly check your wood shingles for damage and make sure installing it over them won’t cause you any problems.
Is it recommended to put a metal roof over shingles?
It’s absolutely fine to install a metal roof over shingles. People are accustomed to thinking of metal roofs as being heavy or cumbersome. In fact, metal roofs are so beneficial because they’re very light. They’re fast to install, and they come in large sheets rather than individual tiles.
Should you remove shingles before installing a metal roof?
Metal roofs can be installed over your existing roof without tearing off shingles, provided local building codes allow it. While shingle removal is the preferred route, tear-off is messy and raises the cost of the job.
Do I need underlayment for metal roof over shingles?
Underlayment is not required when installing metal roofing over shingles but is a definite plus. This extra layer ensures the previous shingles are not under continued stress which could lead to an increased risk of roof damage.
Do you have to put wood under metal roof?
In simplest terms, yes, you should use underlayment with your metal roof. It might not be absolutely necessary, but it is highly recommended, especially because metal roofing is notorious for being cold in the winter, hot in the summer, and loud when it rains.
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.
Do metal roofs leak more than shingles?
Do Metal Roofs Leak More Than Shingles? If installed incorrectly, metal roofs have the potential to leak more than shingles. However, if you find an experienced contractor who can install it correctly, metal roofs shed snow and ice to prevent moisture buildup.
What are the problems with metal roofs?
Top 7 Most Common Metal Roofing Problems
- #1: Oil Canning. According to the Metal Construction Association, oil canning is defined as: …
- #2: Leaking. …
- #3: Scuffing & Scratching. …
- #4: Corrosion. …
- #5: Dissimilar Metals & Materials. …
- #6: Chalking & Fading. …
- #7: Other Installation Error. …
- Choose the Right Metal Roofing Contractor.
Does a metal roof lower your insurance?
That’s why having a newly installed roof can save you on insurance premiums. … Insurance companies also look favorably on metal roofing because research has shown that homes with metal roofs receive less damage from storms and house fires, which means the company is much less likely to have to pay an insurance claim.
How much does it cost to put a metal roof on a 2000 square foot house?
According to Fixr, a 2,000-square foot metal roof costs between $8,000 and $60,000, including the cost of materials and installation labor. Although this price range is very wide, your project probably won’t come in towards the upper end of that scale unless you select a pricey material like copper.
Can a metal roof go over 3 layers of shingles?
Metal roofing is a more efficient and longer-lasting roofing alternative to asphalt shingles. … You can generally install a metal roof on top of shingles as long as there are fewer than four layers of shingles on the roof, but the exact standards vary by area.
Does a metal roof need a radiant barrier?
The primary job of a radiant barrier is to reduce heat gain from a hot roof, and a roof that gets more sun exposure will get hotter. … Buildings with metal roofs could benefit greatly from radiant barriers, since metal can get very hot under the sun.
How much does it cost to put a metal roof over shingles?
The total job can average between $1,000 to $1500. The price can increase based on the complexity of the workload. Having the removal and disposal of an old roof factored into the overall costs is helpful when gathering estimates.
Does metal roof need ventilation?
Proper ventilation is needed to ensure the energy efficiency a metal roof provides. An effectively ventilated metal roof helps to prevent energy waste and excess cooling cost that can occur when attic heat builds up with.
Can you walk on a metal roof?
Most metal roofs are manufactured and installed in such a way as to be safe to walk across without the worry of damaging the roof. You might mark or scuff the finish or paint on your metal roof, but average foot traffic shouldn’t significantly impact the longevity or performance of your metal roof.