EDIREX dictionary

Construction glossary

20 technical terms explained clearly by the EDIREX team.

C

3

CECBCantonal Building Energy Certificate - official Swiss assessment of a property's energy performance, rated from A to G.
CECB+Enhanced version of the CECB that includes a consulting report with costed renovation variants to improve energy performance.
Commercial RegistryOfficial Swiss registry (Zefix) listing all active companies, with their business ID (IDE) and legal information.

E

1

Exterior insulationThermal insulation applied on the outside of the building structure, covering the entire envelope to eliminate thermal bridges.

H

1

Heat pumpHeating system that extracts heat from a natural source (air, water, ground) and delivers it inside the building.

M

1

MVHR (Mechanical Ventilation)Controlled Mechanical Ventilation - indoor air renewal system, single flow or dual flow with heat recovery.

O

1

OIBTSwiss Ordinance on Low-Voltage Electrical Installations - regulation governing the safety of domestic electrical installations.

P

3

R

2

S

5

T

1

Thermal bridgeAn area of a building with weaker thermal resistance, causing heat loss and potential condensation issues.

V

1

Ventilated facadeExterior cladding technique with an air gap between the insulation and the outer skin to evacuate moisture and improve insulation.

W

1

WaterproofingConstruction technique that prevents water infiltration into a building, particularly on roofs, buried walls and terraces.