Archives: Definitions

Indoor Air Quality (IAQ) refers to the condition of the air within buildings, particularly as it relates to the health and comfort of occupants. It encompasses various factors, including the…

The trickle rate is a measurement used to describe the minimum flow of outdoor air allowed to enter a building through trickle vents. While traditionally seen as a solution for…

Decentralised Mechanical Extract Ventilation refers to a system designed to remove stale air from individual rooms within a dwelling. Unlike traditional mechanical ventilation systems that rely on a central unit…

Purge ventilation refers to the facility to change air within a room at a rapid rate, typically achieved by opening a window or using a mechanical system designed for quick…

Stoßlüften, or “shock ventilation,” refers to a method of rapidly ventilating indoor spaces to improve air quality and reduce humidity levels. This technique is particularly relevant in the context of…

The ventilation rate refers to the average rate at which air flows through a building, typically expressed in terms of air changes per hour (ACH). This metric indicates how many…