Soffit Roof Overhang Framing Details

The exposed timber rafters and decking are susceptible to ignition and.

Soffit roof overhang framing details.

Avoid gable ends that are over 8 in. Metal panels untreated wood panels and vinyl attic vents figure 1. Soffits are commonly constructed from fiber cement panels metal panels stucco vinyl panels or wood sheathing. Details for conventional wood frame construction the first approach to achieving a strong durable struc ture involving economical use of materials is to follow a.

The fascia is the wide board that s installed on edge and runs horizontally along the edge of the roof. Older homes often have an open eave with the rafters adding to the décor. These homes can be left as is or soffits can be added. Wide especially when the eave overhang is less than 12 in.

These roof overhangs direct water away from the walls and the foundation shelter entry doors and shade windows from the summer sun. In most instances the cornice or eave of today s homes are finished off with a soffit the covering on the underside of the overhang. For soffits that are wider than 2 ft put a nailer across the center of the soffit for more support. Some older homes have open eaves.

Before the roof sheathing goes on the open framing provides easy access for attaching the return blocking and the nailers for the rake soffit. At other times the rafter tails are left exposed. Start with roof framing. When designing a gable end eave without a return the dimensions to look at are the width of the trim set between 6 in.

To 18 in depending on the style of the building. 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. Construct a soffit or eaves overhang combined with assuring that an opening is provided all along the top of the building wall by removing any blocking between roof rafters at the top plate combined with use of roof insulation baffles to assure an air inflow pathway under the roof deck. Soffits a soffit encloses the underside of sloped or flat roof overhangs.

Place one nail in each of the outer v grooves and in the lip of the groove flange. Thick and the overhang from the side wall set between 12 in. Sometimes the projecting portions of the rafters the rafter tails are cut plumb and level to be boxed in with a soffit and fascia or more ornamental trim. Nail the lath to the bottom of the wooden soffit by driving 2 in.