Roof Overhang Length

Roof pitches in.

Roof overhang length.

The length of the overhang depends primarily on the climate. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. The roof overhang refers to how much the edge of the roof goes beyond the house siding. Under the overhang is a structure known as the soffit.

Retrofitting gable end overhangs. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. The roof overhang occurs in a similar way to the pent roof in that the top chord of the roof truss projects past the wall plate by the desired amount. Because this style of a shed has a flat roof it can facilitate a wider overhang which is ideal for storage.

With a flat shed roof the roof simply extends past the wall plate to provide an overhang. The siding underneath the overhang is known as the soffit. As an example if your overhang is 12 inches you ll add 2 feet to the overall length and 2 feet to the overall width of the house. Most homes have an overhang however length varies greatly depending on the architectural style of the roof with slate roofs having longer overhangs typically.

If the gable end overhang uses the ladder detail method of construction and the length of the overhang is greater than 8 inches to 12 inches you may be able to strengthen the connection of the overhang by installing from the attic inch diameter lag screws that are long enough to go through the. This nominal square footage amount is then multiplied by a factor associated with the roof s pitch. The size of the roof overhang you choose depends largely on the style of your shed s roof. Measure your house at ground level then add in the roof s overhang for greater accuracy.

Home architects have a number of different options when they are looking to protect doors entryways and windows. A typical metal roof overhang may be 2 to 4 inches or even less. This is particularly true in geographical regions where high winds are a common issue. Whereas the overhang on the gable end is a gable ladder.

The roof overhang length must be properly engineered to resist wind uplift. The overhang at the bottom of the slope is a simple overhang.