No Overhang Roof Detail

Detailing for performance chapter 9 5 rake at wall exterior figure 9 3 roof.

No overhang roof detail. Figure 8 24c shows a corbel eaves detail with no soffit and with the junction between rafter and ceiling tie taken beyond the outside of the wall. We will protect shade the west windows with cedar awnings grates. Everywhere else on the house seems to be fine because there is an over hang. I can understand not wanting one with a flat roof but the sloped roof without overhang i never understood.

Detailing for performance roof detail clipped eave figure 9 2. Venting solutions for roofs with no overhang or soffit install special roof intake venting products that work at the lower edge of the roof decking underneath the first course of shingles. Gable roofs even with no overhang are at a disadvantage in high winds. With our house we are planning minimal east and west overhangs and ample south and north overhangs.

To prevent heat buildup this house was constructed without eave overhangs which also eliminates soffit vents. Figure 9 1 felt roof sheathing felt split sheet note. If you design them properly they keep the sun out in summer and let it shine in during winter. Roof overhangs don t only protect the walls but they are very useful in green building.

One of best films i ever saw was of a hawaii roof with overhangs lifted in one piece total off the building. For a dimension see table 3 1. Proper way to reside under roof with no overhang. We love the look of the no overhang scottish style roof line as well.

Chapter 9 4 wood. They are an. On the lake side of the wasatch range in utah there are almost no buildings built with overhangs due to the frequent strong and steady winds. There is also no gutter in the detail so you will be effectively routing rain down your wall.

There is no good way to make that last. This particular detail would impose certain structural problems for all types of roof construction and may require a blocked heel or additional top chord should trussed rafters be specified. That rake board s going to need to be removed to remove the siding. If there s enough shingle over hang once the sheathing and house wrap goes on you could replace it with a 2 x 6 and wrap it with coil stock or use 5 4 x pvc lumber.

With the west east overhangs the main use is siding window protection and keeping rain snow from foundation. Martin and jon are right that a roof overhang is the best way to protect the siding. The roof has a normal slope with shingles that stop and have a drip edge with no overhang. For maximum protection against fire construct walls using type x gypsum wallboard covered with a thick layer of stucco cement a roof of fire resistant shingles with bird stops at the eaves little or no overhang and no soffit vents.