When you install the drip edge over this strip it keeps the lower flange further from the home s siding which helps to keep water further from the home.
Roof edge houses.
Roof shingles consist of a series of individual overlapping components that when laid together in rows or courses starting at the bottom edge of a roof form a barrier designed to repel water snow and ice.
Roof shingles are installed in such a fashion that each seam or joint is overlapped by a shingle further up the roof.
Place the drip.
It bends around the edge of the roof channeling any moisture that penetrates the shingles away from the roof decking.
Install the drip edge.
This cutaway drawing shows the steps involved in roofing a house.
Item 15551 model 56104001205610400120.
Amerimax c3s 1 5 in x 10 ft unpainted galvanized galvanized steel drip edge.
Get free shipping on qualified drip edge flashing or buy online pick up in store today in the building materials department.
Metal drip edge isn t usually required check with a local building official but it gives roof edges a nice finished look prevents shingles from curling over the edge and keeps water from running directly down your fascia boards.