TERMIUM Plus®

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fan depressurization [1 record]

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Alphabetical list of terms

Record 1 2003-04-24

English

Subject field(s)
  • Waterproofing (Construction)
  • Scientific Measurements and Analyses
DEF

A method of testing for air leakage of a building or component by installing a powerful fan across the envelope and creating a static pressure deficit within the building. The flow rate through the fan and across the envelope are measured and air leakage assessed.

French

Domaine(s)
  • Étanchéité (Construction)
  • Mesures et analyse (Sciences)
DEF

Technique de vérification de l'étanchéité d'un bâtiment qui consiste à installer un puissant ventilateur aspirant à vitesse variable sur l'une des faces extérieures du bâtiment, créant ainsi une baisse de pression statique dans le bâtiment. En mesurant la vitesse de passage de l'air à travers le ventilateur et la différence de pression qui s'est établie, on peut évaluer l'étanchéité de l'enveloppe.

Spanish

Campo(s) temático(s)
  • Impermeabilización (Construcción)
  • Medición y análisis (Ciencias)
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