Roofing Terms Valley

Water collects in a valley to flow off the roof.

Roofing terms valley.

Trim that goes on this area is called valley trim. Roofing terms you should know. Valleys are typically found where gable dormer roofs meet the main roof or when a house has angled wings or additions where two roof sections in different planes meet. Saturant asphalt used to impregnate felt for waterproofing and strength.

Essentially there are three main ways to shingle a roof valley. Your choice of valley installation method is critical because when improperly installed valleys are risks for serious leaks. This is used to provide wind resistance. For this reason roof valleys are one of the first places where water will penetrate in a failing roof.

A method of valley construction in which shingles or roofing from both sides of the valley extend across the valley and are woven together by overlapping alternate courses as they are applied. Trim that goes on this area is called valley trim. The following is a comprehensive list of roofing terms posted for your knowledge and benefit. A method of valley treatment in which shingles from one side of the valley extend across the valley while shingles from the other side are trimmed 2 from the valley centerline.

Water flows to the valleys of your roof the same way. Familiarizing yourself with this list of roofing terms may help you communicate a little better with your. As a licenced roofing contractor and president of joel s roofing rain gutter co inc joel grusinski feels strongly in the importance of making an educated decision when it comes to repairing or replacing your roof. Woven closed cut and open.

A roof valley is formed where two roof slopes meet. The valley flashing is not exposed. Your roofing contractor will probably recommend installing special underlayment and flashing materials that you won t see on other parts of the roof. The internal angle formed by the intersection of two sloping roof planes to provide water runoff.