Calculating plain roof tiles

Please use our online calculator to calculate an estimate of how many plain roof tiles you need for the whole of a gable to gable roof. The calculator makes three calculations to calculate the amount needed:

Plain roof tile calculator

Enter length of the gable end roof verge: cm

How many plain roof tiles per square metre:

Half of the roof area is m2. The whole roof area is m2

The whole roof:

Approximately plain roof tiles are needed for this type of roof (including 5% wastage)

Please note that this is an approximate estimation based on a mathematical formula. If you need a more accurate figure we recommend that you carry out your own independent calculation