Real estate diagnosis 2017-01-17T00:23:17+00:00

Find our real estate diagnosis !


In case of sale of the property, this real estate diagnosis is compulsory for all the buildings built before 07/01/1997.
AQUEDIM will then know how to give you recommendations in the case of a presence of asbestos.

This asbestos diagnosis is also mandatory in the case of works or demolition for all the buildings built before 07/01/1997 and for the IGH (High-rise buildings) or ERP ( public access building).

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The real estate diagnosis of measurement (Carrez law) aims to notify the buyer the exact surface of the property he wishes to acquire.
The seller has to guarantee to the buyer a precise surface 5 % close.

Obligations of the owners’ buildings in co-ownership: this law applies to all the housing in co-ownership of a surface at least equal to 8 m2 (apartments, commercial or professional premises, maid room and some houses or detached houses in horizontal co-ownership).

Cellars, garages and parking lots are excluded from the measurement…

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The energy diagnosis realized by AQUEDIM is a real estate diagnosis which allows to identify the projected consumptions of energy of the put on sale or rented accomodation.

It is also a question of advising the sellers, the owners and the buyers about the priority works to realize for energy savings while improving the comfort of the housing.
We recommend individually to isolate walls (from the inside or the outside), ceilings, floors, organized by a CMV, to change windows, to replace the existing heating system…

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This real estate diagnosis aims to estimate the risks which can carry breach of personal safety.

This control is realized in case of sale of all or part of a residential building according to the Standard XP C16-600 AFNOR, with the exception of the installations less than 15 years and in the presence of an electrical diagnosis of less than 3 years.

The skills of our technical operator : AQUEDIM presents the guarantees of independence, skills, organization and means to realize the real estate diagnosis.

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The objective of the real estate diagnosis concerning gas is to verify the installations anfd spot possible defects or negligences that can harm people, in particular from carbon monoxide poisonings (CO), the main cause of accidental poisoning in domestic environment.

This control is mandatory in case of sale of all or part of a residential building containing an internal installation of natural gas or propane realized more than fifteen years ago.

Validity : 3 years

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The CREP (Report of Lead Exposure Risk), consists in measuring the lead concentration of all the covers of the concerned property :

  • To identify those containing some lead, degraded or not;
  • To describe their state of preservation;
  • To spot, if necessary, the factors of degradation, allowing to identify the insalubrity situations.
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The objective of this real estate diagnosis is to protect the buyer of a real property from the damages caused by termites and other xylophagous insects.

This control is compulsory in case of sale of any building in a zone declared to risk by order of the prefect.

It is mandatory in AQUEDIM‘s intervention zone .

Validity : 6 months

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Obligations for the sale and the lease

Certificates needed for the lease

Certificates Aimed Buildings Validity
Energy diagnosis All 10 years
Lead Buildings built before January 1st 1979 6 years if positive, otherwise unlimited
ERNT All 6 months


Certificates needed for the sale

Certificates Aimed buildings Validity
Energy diagnosis All 10 years
Lead Buildings built before January 1st 1979 6 years if positive, otherwise unlimited
Asbestos Buildings built before January 1st 1979 Unlimited
Termites All 6 months
Electricity Houses more than 15 years 3 years
Gas Houses more than 15 years equipped with gas installation 3 years
ERNT All 6 months
CARREZ law Co-ownership Unlimited if there are no changes in the area of a private unit

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