Roof Eaves Dimension

Overhangs are common in most house designs providing protection against both wind and rain.

Roof eaves dimension.

An eave is the edge of the roof that overhangs the face of a wall and normally projects beyond the side of a building. A 12 in 12 roof can cost up to 50 more than a 4 in 12 roof. Steeper sloped roofs are considered more aesthetically pleasing and last longer. The eaves are the edges of the roof which overhang the face of a wall and normally project beyond the side of a building.

These benefits do not come cheaply though. Rl roof length dimension of the roof from one gable end of the building to the other. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. However there is also an architectural purpose to them.

To see how pitch impacts the look of a garage and changes cost click the design center button on our pole barn kits page. That is their functional purpose. Eaves form the overhang to distribute water clear of the walls. It is often compared to slope but is not exactly the same.

The eaves form an overhang to throw water clear of the walls and may be highly decorated as part of an architectural style such as the chinese dougong bracket systems. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. The siding underneath the overhang is known as the soffit. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.

Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run. Roof pitch refers to the amount of rise a roof has compared to the horizontal measurement of the roof called the run. Remember to include in a the amount by which the roof extends out over the building walls its eaves. Rl is simply the building width plus the amount of overhang at the two gable ends of the building.

Rw roof width dimension a in my sketch at left. Anything more than 9 in 12 is considered steep. Although ceramic tile roofs are expensive they can have a life span of over 100 years. A low slope roof is anywhere from 2 in 12 to 4 in 12.

Conventional slope roof range between 4 in 12 and 8 in 12.