Calculator
Calculate the volumes and surfaces to renovate

Use our surface calculator to accurately estimate the square meters to renovate in your home. In just a few clicks, you measure the key areas walls, floor, ceiling, facade and interior volume to best prepare your project.

Designed for apartments, houses, and professional spaces, the calculator guides you step by step to add the dimensions, avoid duplicates, and include openings. The result in m² is then automatically sent to Avenir Rénovations simulators to generate a realistic budget estimate based on the nature of the work: painting, flooring, insulation, facade renovation, or complete fit-out.

  • Wall: net area after deducting doors and windows
  • Floor: calculation of room(s) and corrections for corners
  • Ceiling: consideration of shapes and heights
  • Facade: exterior measurements for renovation and insulation
  • Volume: cubic measurement for insulation or painting projects

Save time, reliably measure your areas and obtain consistent material quantities. Start your calculation now to benefit from a clear numerical projection and a tailored support from an Avenir Rénovations expert.

Start your estimate now


Get a quick and reliable estimate of the surface to be renovated using our online calculator. Whether for walls, flooring, ceiling, facade, or interior volume, you have all the necessary data to prepare your renovation project accurately.

In just a few clicks, you will obtain exact measurements that will be directly used in Avenir Rénovations' simulators to provide you with a personalized budget estimate.