OAKLAND — A crucial yet often-overlooked aspect of roof installation is addressing attic ventilation. Proper attic ventilation is a must for any home with a steep-slope roof. When attic ventilation is insufficient, it can shorten the roof’s lifespan and require premature replacement.
So, how exactly can insufficient insulation shorten a roof’s lifespan? As heat and moisture (such as steam from cooking and bathing) rise to the top of the home, they often find their way into the attic. If the attic isn’t sufficiently ventilated, that heat and moisture becomes trapped. On a hot day, heat buildup in the attic can become so extreme that it actually cooks the roofing shingles from below. Given enough time, Read more