Blower Door Test
A diagnostic test that measures the airtightness of a building. A calibrated fan is used to depressurise or pressurise the building, and the resulting airflow
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Welcome to our comprehensive glossary of terms, designed to provide you with a clear understanding of the key concepts and terminology related to our range of services. Whether you’re new to the industry or simply looking to brush up on your knowledge, this glossary is a valuable resource to help you navigate the world of building performance and energy efficiency.
A diagnostic test that measures the airtightness of a building. A calibrated fan is used to depressurise or pressurise the building, and the resulting airflow
The physical boundary that separates the interior of a building from the external environment. It includes exterior walls, windows, doors, roof, and foundation.
Air Changes per Hour (ACH) quantifies ventilation effectiveness by measuring the number of complete air exchanges in a space per hour. Discover its importance in maintaining indoor air quality, designing ventilation systems, and providing a healthy environment.
The measure of how much air can pass through the building envelope or a specific component of it.