Education
Deck: The surface installed over the supporting framing members to which the roofing is applied.
Eaves: The horizontal, lower edge of a sloped roof.
Flashing: Pieces of metal or roll roofing used to prevent seepage of water into a building around any intersection or projection in a roof such as vent pipes, chimneys, adjoining walls, dormers and valleys. Galvanized metal flashing should be minimum 26-gauge.
Hip: The inclined external angle formed by the intersection of two sloping roof planes. Runs from the ridge to the eaves.
Rake: The inclined edge of a sloped roof over a wall from the eave to the ridge.
Ridge: The uppermost, horizontal external angle formed by the intersection of two sloping roof planes.
Ridge Vent: a type of vent installed at the peak of a sloped roof which allows warm, humid air to escape a building's attic.
Soffit: The finished underside of the eaves.
Underlayment: A layer of asphalt saturated (sometimes referred to as tar paper) which is laid down on a bare deck before shingles are installed to provide additional protection for the deck.
Valley: The internal angle formed by the intersection of two sloping roof planes to provide water runoff.
