Roof Tile Calculator
Calculate roof tile quantities, underlay area and batten lengths for a simple pitched roof plan.
Roof tiles for a 4m by 3.6m roof slope
For a roof area measuring 4 metres by 3.6 metres, this estimate includes roof tiles, battens and underlay based on the default coverage settings below.
- Roof area14.40 m²
- Tiles needed167 tiles
- Battens52.00 lm
- Underlay15.84 m²
Results - Roof Tile Calculator
- Roof area14.40 m²
- Tiles needed167 tiles
- Battens52.00 lm
- Underlay15.84 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.