Roofing Calculators

Pick a specific scenario below for a pre-filled calculator with a worked example, or use the master 30x40 ranch calculator as a starting point.

• 16x24 garage 6 12 pitch
• 20x30 cottage 8 12 pitch
• 24x36 small home 6 12 pitch
• 28x42 craftsman 6 12 pitch
• 30x40 ranch 6 12 pitch
• 35x50 colonial 10 12 pitch
• 36x48 farmhouse 12 12 pitch
• 40x60 two story 8 12 pitch
• 50x40 large ranch 4 12 pitch
• 60x40 modern 4 12 pitch