Whole-House Mechanical Ventilation Code: Safety and Performance Considerations (TechNote)

Oct 31, 2013

Whole-house mechanical ventilation is the intentional exchange of indoor air with fresh outdoor air at a controlled rate using fans. The purpose of whole-house mechanical ventilation is to improve indoor air quality.

This TechNote covers the definition, types, benefits, performance and cost considerations, IRC requirements, and recommendations for whole-house mechanical ventilation.

Published & professionally reviewed by: 
National Association of Home Builders (NAHB)

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