Video – Why we need ventilation

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We spend up to 90% of our time indoors, so we find ourselves in a dilemma between closing up ourhomes to seal in the heat and opening them up to let fresh air in.

Ventilation is basically the mechanism by which we take bad air out and let fresh air in.

Discover in this video on youtube the different sources of pollution in a dwelling, and the solutions to obtain a better quality of indoor air.

You can also be interested by the 2 others videos from our “Basics” series :

Ventilation Basics Series #2 – System Types

Ventilation Basic Series #3 Demand Controlled Ventilation DCV