Roof Flashing Definition

Open valleys have metal flashing to protect this critical area of the roof.

Roof flashing definition.

A simple two sided roof above a gable. A type of roof containing two sloping planes of different pitch on each side of the ridge. The greatest portion of a roof is a flat expanse that is covered with a non permeable material such as asphalt shingles metal tiles or slate tiles to protect the roof structure and the interior of the building. How to use roof in a sentence.

Definition of a roof valley. In modern buildings flashing is intended to decrease water penetration at objects such as chimneys vent pipes walls windows and door openings to make buildings more durable and to reduce indoor mold problems. Flashing is most often formed through soldering though there are a variety of different kinds of roof flashing. There will be flashing around the bottom step flashing around the sides and finishing with saddle flashing around the top.

Asphalt shingles and metal flashing on a damaged canadian roof. Flashing definition pieces of sheet metal or the like used to cover and protect certain joints and angles as where a roof comes in contact with a wall or chimney especially against leakage. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. See figure b gable roof.

Flashing refers to thin pieces of impervious material installed to prevent the passage of water into a structure from a joint or as part of a weather resistant barrier system. Roof definition is the cover of a building. Flashing definition is sheet metal used in waterproofing as at roof valleys or hips or the angle between a chimney and a roof. The upper triangular portion of a sidewall that comes to a point at the ridge of a double sloping roof.

Flashing is critical to certain areas of your roof namely the places where the roof surface meets a wall sidewalls and front walls the low points where two roof slopes meet called valleys roof protrusions bathroom kitchen vents skylights and the roof s edges rakes and eaves. See asphalt roof cement.