Other than servicing a swamp cooler, coating your flat (built-up) roof is probably the most fundamental task for an Arizona homeowner - and the one with the greatest payback. If done right, and in ...

Berkeley Lab engineers have developed a roof coating that can keep a building warmer or cooler, depending on the weather. When it’s warm out, the material will reflect sunlight and heat, but this ...

Dec. 16 (UPI) --An all-season "smart roof" coating keeps homes warm during the winter and cool during the summer, without using natural gas or electricity, a study published Thursday in the journal ...