Roof Pitch Chart
Multiply your roof footprint by the pitch multiplier to get the true roof area.
Pitch multipliers
| Pitch | Multiplier | Angle |
|---|---|---|
| 3/12 | 1.031 | 14.0° |
| 4/12 | 1.054 | 18.4° |
| 6/12 | 1.118 | 26.6° |
| 8/12 | 1.202 | 33.7° |
| 12/12 | 1.414 | 45.0° |
Multiply your roof footprint by the pitch multiplier to get the true roof area.
| Pitch | Multiplier | Angle |
|---|---|---|
| 3/12 | 1.031 | 14.0° |
| 4/12 | 1.054 | 18.4° |
| 6/12 | 1.118 | 26.6° |
| 8/12 | 1.202 | 33.7° |
| 12/12 | 1.414 | 45.0° |