## What degree is a 18 12 pitch roof?

56.31°
Chart: Standard Roof Pitch Converted to Degrees

Roof Pitch to Degrees Conversion
16.5-in-12 53.97°
17-in-12 54.78°
17.5-in-12 55.56°
18-in-12 56.31°

## How do you calculate roof slope factor?

The roof slope factor is written as “x/12,” where “x” is the vertical distance you measured from roof to level. For instance, if the measurement was 3, your roof slope factor would be 3/12, and you would have a roof with a low slope.

What is the minimum pitch for a corrugated metal roof?

Another advantage of the standing seam or corrugated roof panels is the rainwater is channeled to equalize the weight of the water on the roof. It also minimizes large ponding, providing more protection for the roofing material. For these panels, the generally approved slope is at least 2 inches per 12 inches.

### How do you calculate roof degrees?

How to Calculate Roof Pitch in Degrees

1. First, you need to measure the run of your roof.
2. Next, you need to figure out the rise.
3. Now, divide the rise by the run.
4. Then, divide 1 by your tangent.
5. Finally, multiply this result by 180/π and you’ve calculated your roof pitch!

### What is normal roof pitch?

between 4/12
Conventional slope roofs are most common with residential roofs. This means the slope has a pitch between 4/12 and 9/12 on most homes. Roofs with a pitch exceeding 9/12 are called steep slope roofs.

What is a 12 12 slope?

In this pitch, the first twelve is your roof’s rise and the second twelve is the roof’s run. The roof’s incline increases 12 feet for every 12 feet of horizontal measurement.

## What is a roof pitch factor?

Pitch is expressed as a ratio of the vertical rise to the horizontal span. In order to know what type of materials will work best for your project and the amount of materials required, you’ll need to find out the pitch of your roof.

## Is a 1/12 roof pitch OK for metal roof?

Low-slope metal roofs require less material, which reduces the overall load on the building’s structure. Low-slope roofs are not totally flat, their roof slope generally ranges from 1/4:12 to 3:12. Minimum metal roof slope depends on the roof profile, building design, climate and site location.

What is the lowest pitch for metal roof?

For metal panel roof systems with nonsoldered seams with applied lap sealant, IBC 2018 prescribes a 1/2:12 minimum roof slope. For standing-seam metal roof panel systems, a 1/4:12 minimum roof slope is prescribed.

### What is standard roof pitch?

What does a 12 12 pitch roof mean?

Another way to express a 12/12 pitch is “12 and 12.” In this pitch, the first twelve is your roof’s rise and the second twelve is the roof’s run. The roof’s incline increases 12 feet for every 12 feet of horizontal measurement.

## What is the pitch factor for a 6 / 12 roof?

The angle for 6/12 is 26.57° and in grades it is described as 50%. Grades are the measure of percentage. As 6 is half of 12, it is considered to be 50%. Similarly, grades and angles can be calculated for the actual pitch using the roof pitch factor formula.

## What is the hip factor of a roof?

Roof Pitch Factor Chart Roof Pitch Angle Roof Pitch Factor Valley & Hip Factor 1/12 4.76° 1.0035 1.4167 2/12 9.46° 1.0138 1.4240 3/12 14.04° 1.0308 1.4362 4/12 18.43° 1.0541 1.4530

What is the slope factor of a roof?

Roof Pitch (slope) Roof Angle (degrees) Slope Factor (multiplier) Valley and Hip Factor (multiplier) 5:12 pitch 22.62° 1.0833 1.4743 6:12 pitch 26.57° 1.1180 1.5000 7:12 pitch 30.26° 1.1577 1.5298 8:12 pitch 33.69° 1.2019 1.5635

### What does pitch 6 mean on Riverside roof?

Normally, you’ll only hear one number: “pitch 6″ for example, as it is common knowledge in some regions that this means this roof is 6″ (rise) over 12” (length). Riverside has all the accessories necessary for installation of standing seam, wall and flat lock roof panels.