Roof ventilation is a system designed to manage ... For an alternative, install a solar attic fan that's a little less powerful and creates fewer moisture issues. Box vents shouldn't be combined ...

Power vents use electric or solar-powered fans to force air out of the attic. These active roof vents are particularly ...

Los Angeles-based DartSolar has unveiled an expanding solar roof rack for electric vehicles, adding range without the need to plug into a charger, according to the company. The roof rack adds 360 ...