Roofing Tiles Calculator

Last updated: 2026-08-24

Roofing Tiles Calculator — Roofing Tiles Calculator. Free online calculator with formula, examples and step-by-step guide.
Inputs
Result
Enter values and press Calculate

How to use it

  1. Calculate factor of slope: 30% Ôëê 1.044 (coeficiente multiplicador)
  2. Calculate area real: 80m² × 1.044 = 83.5m² of roof
  3. Teja curva: 83.5m² × 15 ud/m² = 1253 tiles (approx)
  4. Apply waste 5%: 1253 × 1.05 = 1316 tiles
  5. Calculate cumbreras: length of cumbrera ├À 0.30m per pieza

Common mistakes

  • ⚠️ Not Apply coeficiente of slope (area real > area in planta)
  • ⚠️ Use slope insuficiente to The rate of tile (puede filtrar)
  • ⚠️ Not Calculate piezas especiales of cumbrera, limas and caballetes

Worked example

Calculate tiles to a roof of 80m┬▓ in planta with 30% of slope using tile curva.

Cubierta of {area_real} m┬▓ reales ({area_planta} m┬▓ in planta) requires {tejas_ud} tiles {tipo_teja} ({tejas_m2} ud/m┬▓), {cumbreras_ud} piezas of cumbrera and {caballetes_ud} caballetes.

Input guide

FieldTypical range
area_plantaarea in planta (projection horizontal) of the roof
pendiente_pctTeja curva: 25-50%, Teja plana: 15-30%, Pizarra: 30-60%