FAQ
A standard DPE remains valid for 10 years, unless significant renovation works change the property's energy rating, in which case a new diagnostic is recommended.
Price depends on surface area, number of rooms, heating system, construction period and ease of access to technical spaces like the attic or boiler room.
Yes, the DPE gives an energy rating while the audit, required for F and G rated homes sold on the Côte d'Azur, also proposes concrete renovation scenarios and costs more.
