Credit: James Hardie Building Products
Made from Portland cement, sand, cellulose, silica, and additives, this siding product has steadily gained favor among our readers. Some architects like to substitute it for wood because it won’t burn, rot, or cup. Other design pros like its ability to accept paint and its resistance to termites and salt spray. “On the coast these shingles are bulletproof,” says Nick Noyes, Nick Noyes Architecture, San Francisco.