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.
The cost of a metal roof tends to range between $500 a square for lower-end metal material to $1,800 for higher-end copper roofs. The average homeowner usually selects corrosion-resistant metal priced between $700 and $1,000 per square. A natural slate tile roof can cost between $800 and $1,600 per square.