The cost of constructing a modular house runs about 10 to 20 percent less than stick-built housing. Putting up a modular house takes far less time than the stick-built version. With a modular home, all parts are pre-cut, pre-cast and ready for assembly.
Steel and aluminum are the most popular metal roof materials. Metal roofing prices vary depending on the material. Costs usually range somewhere between $350 to $1,100 per square. A square equals 100 square feet and is the standard sizing for most roofing materials. Aluminum metal roof: Can cost anywhere between $700 and $1,200 per square foot. 2  Copper and zinc metal roofs: Averages $800 to $1,100 to purchase the materials. 3  Installation costs around $700 to $1,200 per square foot.
For mid-grade, coated metal roofing, one might expect to pay up to $4.00 per square foot, with copper tipping the scales at over $6.50 per square foot. Of course, prices fluctuate according to the market price of the various metals used, as well as their availability for metal roofing manufacturing.n the lower end of the scale, a home owner can expect to spend anywhere from $1.20 to $1.50 per square foot for a decent metal roof, which of course does not include removal and disposal of old roofing material, but covers the average cost of material and installation.