Book excerpt: This is the book for construction professionals who want a clear understanding of alternative materials and how using them can enhance their projects -- both residential and commercial. It covers the materials -- including their strengths and any limitations -- as well as installation tips and manhour estimates. For each product listed, you'll learn where you can get it, including phone numbers and Website addresses of the manufacturers. Every builder needs a niche. This book is full of new, exciting materials that you can offer your customers with confidence.