Roof Tile & Replacement Materials Calculator
Count roof tiles, battens, membrane, ridge tiles and fixings for a full re-roof or a partial repair, with waste and an optional cost estimate.
Result
- True roof slope area
- 97.66 m²
- Area being replaced
- 97.66 m²
- Tiles needed (incl. waste)
- 1,075
- Tiling battens
- 298 m
- Breathable membrane
- 2 roll(s) of 75 m²
- Ridge tiles (≈450 mm)
- 23
- Tile nails / clips
- 1,129
Slope area = plan area ÷ cos(pitch); tiles = area × tiles per m² × (1 + waste)