Typical Roof Overhang Length

Again this length can be adjusted to fit the need of the truss.

Typical roof overhang length.

By precutting all of the roof purlins to length and making any necessary adjustments in the last bay of the roof it should be possible to easily be within 1 16 th inch plus or minus. The size of the roof overhang depends on the property. Help to shade windows in hot weather. The size of the roof overhang you choose depends largely on the style of your shed s roof.

Because this style of a shed has a flat roof it can facilitate a wider overhang which is ideal for storage. This is particularly true in geographical regions where high winds are a common issue. If the overhang extends beyond 24 inches say to 30 inches then a 2 6 top chord for the tail section will be required to handle the additional overhang. A typical metal roof overhang may be 2 to 4 inches or even less.

Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. Most homes these days have boxed soffits but i find that a bit of creativity at the roof edge goes a long way toward style. This will protect a roof from most types of damage.

The typical roof overhang serves six basic purposes. Even if most people don t register what it is that makes a home seem special using a sloped soffit is an easy way to make a home look old or built with more craftsmanship than typical new homes. Of course there are engineering factors that restrict the length of the overhang. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.

The roof overhang length must be properly engineered to resist wind uplift. The ideal spec for roof overhangs. In addition a roof overhang can lower your energy costs. The typical overhang for residential is between 16 inches and 24 inches.

The diagonal measures are actually relatively easy to get equal as it takes very little effort to shrink a long diagonal by several inches. Two feet is the general maximum length for a typical roof overhang.