How Far Over The Wall Should The Roof Extend

Is the amount of overhang the same at the rake as at the eave.

How far over the wall should the roof extend. The back edge of the gutter should tuck up behind the dripedge if you have it otherwise the edge of the shingles should extend well over the back half of the gutter so the drips cannot get behind it and rot the fascia board. Some metal roofs have wood framed eaves that extend several inches or a foot beyond the house or shed wall to support metal roofing. Its top edge is tucked up under the shingles and its outside face is where the gutter is mounted. For gabled roofs the roof rafters extending beyond the wall caps creating an angled roof overhang on the eaves.

In many markets this is mandatory. Place the ladder feet so that the horizontal distance between the feet and the top support is 1 4 of the working length of the ladder. This gets snow and ice drip line farther away from the building walls without the danger of the metal roofing bending under the weight. Fascia and soffits finish the edges of roofs by covering the ends of the roof rafters or roof trusses where they overhang the sides of the house the fascia is the wide board that s installed on edge and runs horizontally along the edge of the roof.

A normal gutter will have about 1 2 3 4 of its width sticking out beyond the shingles to catch the runoff. Erect extension ladders so that the upper section rests on e g in front of the bottom section. This placement means the bottom section faces a wall or other supporting surface see figures below. Shingles extending off your roof deck the plywood osb or wood tongue and groove over your rafters and ice barrier or felt should extend over a metal drip edge roof apron or flashing.

A architect and roofing consultant harrison mccampbell responds. With a flat shed roof the roof simply extends past the wall plate to provide an overhang. No flashing at the roof edge. Most shingle manufacturers along with the asphalt roofing manufacturers association s residential asphalt roofing manual call for a 1 4 inch to 3 4 inch overhang at both rakes and eaves.