Roof Tile Calculator
Calculate roof tile quantities, underlay area and batten lengths for a simple pitched roof plan.
Roof tiles for a 3.6m by 3m roof slope
For a roof area measuring 3.6 metres by 3 metres, this estimate includes roof tiles, battens and underlay based on the default coverage settings below.
- Roof area10.80 m²
- Tiles needed125 tiles
- Battens39.60 lm
- Underlay11.88 m²
Results - Roof Tile Calculator
- Roof area10.80 m²
- Tiles needed125 tiles
- Battens39.60 lm
- Underlay11.88 m²
Roof tile notes
This estimator assumes you know the roof plan dimensions and a tile coverage rate. It then works back to a practical tile count, batten runs and underlay area.
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Pre-filled calculator pages help visitors jump straight to a useful estimate and then refine the result if needed.