First of all if you install a standing seam metal roof over asphalt shingles there will be a so called telegraphing effect where shingles can punch horizontal lines in standing seam panels.
How is standing seam roof installed.
For a basic project in zip code 47474 with 120 square feet the cost to install a seam metal roof starts at 11 66 15 73 per square foot.
This means that the minimum roof slope required for panels is 3 inches of rise per foot.
Unlike steel and aluminum shingles standing seam panels should not be installed over the existing asphalt shingles.
Without a doubt a standing seam roof is quite difficult and technically challenging system to install especially if you have no prior training or experience installing metal roofing but there is also a simpler to install system called metal shingles which looks much like the conventional shingles except that it is far more durable energy.
Standing seam metal roof cost.
They are available in a variety of colors and textures are low cost and provide a traditional aesthetic.
Installation of a standing seam metal roof involves joining vertical interlocking panels from the top of the roof ridge to the roof s eave edge.
There are two main reasons.
Asphalt shingles are the most popular roofing material.
The area where each panel joins the next is raised above the roof s flat surface.
The total price goes from 5 to 26 per square foot.
The cost to install a standing seam metal roof ranges from 13 600 to 20 400 or 17 000 on average this includes 3 400 to 10 200 for labor.
Actual costs will depend on job size conditions and options.
Metal roofing panels are now available in a wide range of colors and styles.
Get at least 3 5 estimates before hiring a standing seam metal roof contractor estimates are typically free unless it s a service call for a repair.
Also since most standing seam roofs installed are made out of steel the granular surface of asphalt shingles will rub against underside of the metal roofing panels and thus will likely scratch through the paint and galvanized layer which could cause metal panels to rust from underneath.