Maximum Metal Roof Overhang Without Support

Overhangs can vary from a few inches to a few feet depending on preference.

Maximum metal roof overhang without support.

Solid surface tops that are thick that extend beyond the cabinets by six inches or more need overhang support. If you re reading this article then you are probably already aware that metal roofing can provide many benefits including longevity durability and water shedding not to mention the aesthetic features of today s metal roof products. Exceed 45 without the use of support materials 45 is often the steepest angle that can be achieved without utilising support materials. Two feet is the general maximum length for a typical roof overhang.

This will protect a roof from most types of damage. Let s take a look at how. When specifying a metal roof system choosing the correct panel is a key factor. Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports.

Roof slope is critical. However under the right circumstances steeper angles are possible. With that in mind we kept a roof overhang at the eaves as it provides a nice shadow line and protects the second floor windows from a bit of the summer sun. That said overhangs can extend as far as 2 without the need for external supports.

Maximum rafter spans for a patio roof in areas with mild climates patio roofs are generally designed for loads of 30 psf pounds per square foot. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. At the rakes however with a nod to yankee frugality and clean modern lines we kept the roof trim as close to flush as practical while still allowing for a rain screen channel. This leads to a situation where there is an excess amount of shade and the exterior of the home appears dark and gloomy.

There are two common problems encountered with roof overhangs. This can make extensive roof overhangs more trouble than they are worth in all but the harshest climates. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. The roof overhang does not extend far enough.

A typical metal roof overhang may be 2 to 4 inches or even less. The roof overhang is too wide. In the first case the overhang is simply too big for the home.