![]() ![]() More important, you’ll be equipped to have an informed conversation with your roofing contractor when the time comes for you to get a new roof. Now that you’re familiar with the basic anatomy of a roof, you’ll start to notice dormers and gables everywhere you turn. Again, you can use our ventilation calculator to calculate your attic ventilation requirements and determine how much intake ventilation you would need to properly ventilate your roof and attic. Undereave vent: Undereave vents are intake vents located under the eaves of the roof that help draw cool dry air into the attic. ![]() Eave: An eave is the lower border of the roof that overhangs the wall usually located in the first three feet of a roof.Ice and water barrier: An ice and water barrier is a self-adhered waterproofing material installed along eaves, valleys, side walls, and other sensitive areas to protect against ice damage and wind-driven rain.Dormers commonly contain a window that projects vertically through the slope in the roof. Dormer: A dormer is a raised section of the roof.Metal drip edge: Metal drip edge is a narrow strip of noncorrosive metal used at the rake and eave to help manage dripping water by facilitating water runoff to protect the underlying section of a wall.A roof gable is sometimes referred to as a rake. Roof Gable: A roof gable is the triangular section of the outer wall at the peak of the roof between a sloping roof and eave.The opposite of architectural shingles are three-tab shingles, which are produced as a single layer of tabs and appear flat or without the dimension of a laminated shingle. Architectural shingles are sometimes referred to as three-dimensional shingles or laminated shingles. Laminated Architectural Shingles: Laminated architectural asphalt shingles contain more than one layer of tabs to add dimension, performance and durability to a roof. ![]()
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