How Steep Is An Average Roof

Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.

How steep is an average roof. Average cost to have roofing replaced is about 5 250 10 500 replacing a 1 500 sq ft. Pitches above 9 12 are very highly angled and are designated steep slope roofs. 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. In addition to planes details such as chimneys and skylights will add to the repair cost.

9 12 20 12 steep slope. If you roof has many penetrations chimney skylights and curbs you will end up spending more money on materials and flashing. A roof with a pitch of 7 12 or greater is considered a steep roof. A complex roof has more than 12 roof planes.

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. The most commonly used roof pitches fall in a range between 4 12 and 9 12. 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. Conventional from 4 12 1 in 3 to 9 12 3 in 4.

Roofing material is estimated by the square which is equal to 100 square feet. Pitches lower than 4 12 have a slight angle and they are defined as low slope roofs. Roof with asphalt shingles on a 2 story roof with chimney. And steep slope roofing which is above 9 12 3 in 4 21 12 7 in 4 and may require extra fasteners.

The average roof is 3 000 square feet or around 30 squares. The national average cost to replace or install a roof is 6 771 and prices typically range from 4 700 to 9 200. Pitches of less than 2 12 are considered flat roofs even though they may be very slightly angled. Expect to spend 1 500 to 3 000 to remove your current roof before installing a replacement.

2 12 4 12 conventional slope roof. 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. 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. This is why flat roof installations are typically cheaper than most sloped roofs.

The national average cost to replace a roof is 7 211 with most homeowners spending between 4 707 and 10 460 roof installation cost ranges from 400 to 550 per square depending on the roof size and materials used in reroofing.