Purpose Of Drip Edge On Roof

This should point out to builders to specify install and insist on adequate metal drip edge to give residential clients the most value for a relatively low cost item.

Purpose of drip edge on roof.

Drip edge is the flashing that protects the edges of your roof both the eaves and the gable ends. A drip edge is a piece of roof trim which directs water into the gutters ensuring that water ends up where it is supposed to go as it drains from the roof. Drip edges are metal sheets usually shaped like an l installed at the edge of the roof. In other words it is the metal flashing located at the edge of a roof.

Optional for years drip edge is now required by the international building codes. Drip edges can be installed on the rake eaves and gable of your roof. There is a small size metal rim facing outwards and away from the roof fascia. Although it does not look like much this component is made to have great structural integrity.

It is ironic that contractors who leave out the metal drip edge in an effort to save money lessen the long term value of a home. The purpose of a drip edge is to help redirect water from the fascia and into the gutters. It has the main function of controlling water flow on the roof which has many implications. A drip edge is a non staining and non corroding material applied on a roof s edge to give water the ability to filter out of the roof system.

In some homes a drip edge is not necessary because of the way in which the roof is designed. They collect water from the roof and allow it to run off via the edging rather than down the fascia or the siding of the house. It also diverts water into the gutter instead of going behind the gutter which could also dryrot of the wood behind the gutter. Roof drip edges perform a very important function.

Also called drip edge flashing or d metal they serve a vital function by directing water away from the fascia and into the gutter. Many times roof shingles are installed to extend from 3 4 to 1 past the edge of the roof. Drip edge is a metal flashing that tends to overhang the sides of a roof. With moisture accumulation being a factor with shingle deterioration it is important to locate the drip metal edging where the moisture can be quickly eliminated which is at the eaves or edges of the roof that overhang a supporting structure.

The primary objective of this drip edge is to keep the rain water from soaking up under the roofing shingles and causing dry rot of the plywood under the felt paper. A drip edge is an angled piece of flashing that is installed over top of a fascia board. It is required by the 2012 international building codes ibs for shingle roofs and you should make sure that it s properly installed with any new roof you get. The gutters then carry this water away.