Gardiners’ Paving and Patio Slab Calculator

Use our paving calculator to estimate how many slabs you need for your project. Simply enter the dimensions of your paving job and choose the slabs you want. Select additional items including grout, mortar and jointing, to get an estimated overall cost. If you need any help, do not hesitate to get in touch.

Select Paving Area

Please enter your project area below. If your project is not rectangular, then please either:

  • Contact us for additional help at 01782 334 532.
  • Use an estimated area for the calculation.


Please note that the inputs below are in meters, but can take up to 2 decimal places for more precise measurements.