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.
1 Metal roofing materials cost about $1,000-$2,000 for a single-wide or $1,800-$3,000 for a double-wide, depending on size of unit and manufacturer and are designed to last a lifetime.