Roof Overhang Length

The length of the overhang depends primarily on the climate.

Roof overhang length.

This nominal square footage amount is then multiplied by a factor associated with the roof s pitch. Because this style of a shed has a flat roof it can facilitate a wider overhang which is ideal for storage. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. A typical metal roof overhang may be 2 to 4 inches or even less.

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. Measure your house at ground level then add in the roof s overhang for greater accuracy. The siding underneath the overhang is known as the soffit.

Retrofitting gable end overhangs. Whereas the overhang on the gable end is a gable ladder. 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. 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.

With a flat shed roof the roof simply extends past the wall plate to provide an overhang. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Overhangs are common in most house designs providing protection against both wind and rain. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.

Gable end overhangs constructed using the ladder detail. The size of the roof overhang you choose depends largely on the style of your shed s roof. Home architects have a number of different options when they are looking to protect doors entryways and windows. This is particularly true in geographical regions where high winds are a common issue.

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. Most homes have an overhang however length varies greatly depending on the architectural style of the roof with slate roofs having longer overhangs typically.