Most codes now allow no more than two layers of roofing before.
Roof with half asphalt and half metal.
Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it.
Additionally unless you buy the cheapest metal roof available these types of roofs offer exceptional defense against all the elements.
Covering your existing asphalt shingles with metal roofing might be worth the expense.
A unique selling point for metal roofs is that they can be formed into almost any roofing design imaginable.
Kynar 500 or hylar 5000 for the system being installed as well as your home s.
They are available in a variety of colors and textures are low cost and provide a traditional aesthetic.
Need a new roof.
If you opt for a less costly option such as corrugated or ribbed steel roof your cost will likely fall within 5 50 to 7 50 per square foot or 550 to 750 per square installed depending on the metal thickness gauges for steel or mils for aluminum and the quality of paint finish polyester or acrylic vs.
Fiberglass core or matting an asphalt coating and a ceramic or stone granule surface give this material its durability.
Much of the time metal roofs last up to 100 years which is far longer than an asphalt roof.
The national average cost to replace or install a roof is 6 771 and prices typically range from 4 700 to 9 200.
Asphalt shingles are the most popular roofing material.
Here are some pros and cons.