Q. I have an 11-year-old house in Tewksbury I built myself. It has a hand-split, rough-sawn, cedar-shingle roof. When it was first installed, and every two to three years since, I have had Penofin ...

Roofs are an integral part of a building’s architectural design. A roof is designed to enhance the beauty of a particular building but most importantly, a roof is a safety mechanism against wind, rain ...

Researchers conducted a special fire test to learn how to protect steep thatched-roof farmhouses that emerged more than 250 years ago to ruggedly withstand Central Japan's heavy winter snowfalls.