How Steep Is An Average Roof

Pitches lower than 4 12 have a slight angle and they are defined as low slope roofs.

How steep is an average roof.

A complex roof has more than 12 roof planes. This is why flat roof installations are typically cheaper than most sloped roofs. Pitches of less than 2 12 are considered flat roofs even though they may be very slightly angled. If you roof has many penetrations chimney skylights and curbs you will end up spending more money on materials and flashing.

In addition to planes details such as chimneys and skylights will add to the repair cost. The roof s pitch will also affect the cost as repair pros will need to take special precautions for a roof that is too steep to safely walk on. Low slope roofing which requires special materials and techniques to avoid leaks and ranges from 1 12 2 12 to 4 12 1 in 3. The most commonly used roof pitches fall in a range between 4 12 and 9 12.

Roofing material is estimated by the square which is equal to 100 square feet. The average roof is 3 000 square feet or around 30 squares. Roof with asphalt shingles on a 2 story roof with chimney. The slope of a roof has an effect on the interior volume of a building the drainage the style and the material used for covering.

Expect to spend 1 500 to 3 000 to remove your current roof before installing a replacement. Pitches above 9 12 are very highly angled and are designated steep slope roofs. Conventional from 4 12 1 in 3 to 9 12 3 in 4. Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.

The average price range to shingle a 3 000 square foot shake roof is between 5 000 and 12 000 low cost for installation is around 3 600 and high cost is about 120 000 for a single square of roofing 100 square feet the average price is 170 to 400. 9 12 20 12 steep slope. Some customers have also reported paying as much as 22 000 for a roof replacement and some companies charge as much as 25 000 for a new roof. And steep slope roofing which is above 9 12 3 in 4 21 12 7 in 4 and may require extra fasteners.

2 12 4 12 conventional slope roof. The basic ranges of pitch are not uniformly defined but range from flat which are not perfectly flat but sloped to drain water up to 1 2 12 to 2 12 1 in 24 to 1 in 6. A roof with a pitch of 7 12 or greater is considered a steep roof. Roof slope is a very important aspect and it is considered the primary factor in roof design.

Average cost to have roofing replaced is about 5 250 10 500 replacing a 1 500 sq ft.