Extending Roof Eves

Start with the rafter tails the main component of any eaves detail is the rafter tail the part of the rafter that extends beyond the exterior wall.

Extending roof eves.

If the lower section of the roof rafters or rafter tail extends beyond the exterior wall the projection forms an overhang or. However for larger extensions you ll need to hire a professional to get up there and remove large portions of the roof before extending the overhang. We also added blocking along the valley on both sides to support the edges of the sheathing. Extending a gable roof can be tricky since it involves working on the roof but you may be able to do it yourself if you only need to add 1 2 2 inches 1 3 5 1 cm.

By mike guertin issue 138. I recently built a small outbuilding with a 6 in 12 pitch roof that offers a perfect example for showing the process i use to build eaves and rakes. This cost did not include any labor or waste disposal fees. A gable roof consists of two sloped planes that meet at the ridge or peak and rest on the top plates of 2 parallel exterior walls.

How to extend rafters. Mike guertin details 2 reliable methods for extending the eaves on a house to shed rainwater better. This gets snow and ice drip line farther away from the building walls without the danger of the metal roofing bending under the weight. The outer ends of a roof s rafters the sloped members that give the roof its pitch provide shade divert rain and create soffit space for attic ventilation.

The sheathing was just a matter of cutting and fitting the triangular pieces on both sides of the valley. The cost of extending my 30 foot long roof overhang 14 inches was 340 or 11 50 per running foot for materials. Water runs off the roof and floods our basement with almost every storm. In wood frame construction the primary structural members of a gabled roof frame are the ridge board and the rafters.

Some metal roofs have wood framed eaves that extend several inches or a foot beyond the house or shed wall to support metal roofing. We resolved the eaves by extending the line of the porch subfascia over to the tail of the last common rafter below the shed roof overhang.