Diagnostics

Workers smoothing wet concrete with trowels outdoors.

Why A Poor Energy Rating (DPE) Can Reduce the Value of Your Property

The growing importance of energy performance in selling houses can no longer be ignored. Industry professionals are finding that the new requirements are redefining not only how properties are valued, but also how they are bought and sold. This transformation brings with it significant challenges, as well as opportunities for those who are able to adapt. In the past, aesthetic criteria dominated...

DEP and DPË Audit

When is an energy audit mandatory?

Since April 1, 2023, the sale of certain properties has been subject to a new requirement: the energy audit. This in-depth study of a property’s energy performance complements the Energy Performance Diagnostic (DPE). Its aim is to provide future buyers with a detailed assessment of the property and recommendations for improving its energy efficiency. But who is affected by this obligation, and what are...

Dry rot and merules

Dry Rot Diagnostic

Table of Contents Departments Most Affected In France, at the end of 2024, dry rot was affecting around twenty departments. It is difficult to draw up clearly identifiable zones. In a good north-eastern quarter (Aisne, Aube, Eure, Moselle, Haut-Rhin, Seine-Maritime and Somme) and a large central area (Jura, Puy-de-Dôme, Rhône, Deux-Sèvres), the prefectures have issued...

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