Roof Overhang Length

Retrofitting gable end overhangs.

Roof overhang length.

The roof overhang refers to how much the edge of the roof goes beyond the house siding. The size of the roof overhang you choose depends largely on the style of your shed s roof. 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. Overhangs are common in most house designs providing protection against both wind and rain.

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. This is particularly true in geographical regions where high winds are a common issue. Roof pitches in. Most homes have an overhang however length varies greatly depending on the architectural style of the roof with slate roofs having longer overhangs typically.

The overhang at the bottom of the slope is a simple overhang. Under the overhang is a structure known as the soffit. Home architects have a number of different options when they are looking to protect doors entryways and windows. Because this style of a shed has a flat roof it can facilitate a wider overhang which is ideal for storage.

Measure your house at ground level then add in the roof s overhang for greater accuracy. With a flat shed roof the roof simply extends past the wall plate to provide an overhang. A typical metal roof overhang may be 2 to 4 inches or even less. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction.

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. The length of the overhang depends primarily on the climate. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. This nominal square footage amount is then multiplied by a factor associated with the roof s pitch.

Gable end overhangs constructed using the ladder detail. The siding underneath the overhang is known as the soffit.