OhMyCalc

Roof Calculator

Calculate gable roof area, rafter length, and ridge height.

How to Use the Roof Calculator

  1. Enter the dimensions of the area or structure (length, width, height).
  2. Specify material parameters if prompted (thickness, overlap, etc.).
  3. Review the calculated material quantity and coverage area.
  4. Use the results to plan your purchase and budget.

快速参考

Paint (1 coat)~0.15 L/m²
Tile 30×30 cm~11 pcs/m²
Wallpaper roll~5.3 m² coverage
Laminate+10% waste allowance
Cement (screed)~20 kg/m² (5 cm)
Bricks~50 pcs/m² wall

使用场景

公式

Calculate gable roof area, rafter length, and ridge height.

常见问题

How to use?
Enter the data and click the calculate button.
Calculation accuracy?
Calculations are performed with high precision.
Is it free?
Yes, all calculators are completely free.