Roof Flashing Purpose

If the weather is harsh enough it can damage destroy or even wholly remove flashing from a roof.

Roof flashing purpose.

After a long enough stretch flashing will succumb to age and will require repair or replacement. Flashing is designed to protect roofs from rain ice snow and wind but it is not invincible. The unsung hero of the operation is roof flashing. The roof of a residential home serves one major purpose and that is to be a barrier against the weather outside.

Flashing is also utilized where the slopes or valleys of a roof meet as well as with protrusions such as venting and skylights. Flashing is crafted to surround roof features such as vents chimneys and skylights. This is roof flashing and its main purpose is to water away from the roof surface. The purpose and application of roof flashings.

For pitched roofs regardless of the application or type of flashing used the purpose of flashing is to direct the flow of water that leaks into the intersection down and away from the interior of the structure to the topside of the roofing material. The purpose of roof flashing roof flashings are fitted primarily to maintain a watertight roof. What is the purpose of flashing on a roof. Flashing is a material designed to keep moisture from entering the home through the roof.

It is usually found where the surface of the roof has contact with a wall such as the sidewall and front walls of a home. It redirects water flow away from the interior of the building thus providing a defense against the major problems that can result from roof leaks. Roof flashing is a thin layer of metal sheeting used to direct water away from seams and joints where moisture could penetrate the roof and cause water damage. The most difficult weather element to control is water and roof flashing acts as the last line of defense against water leakage.

The professional roofers install flashing in a way that water runs down the side of the flashing and directs to the shingles instead of flowing into the roof deck.