Supply Ventilation Pressurizes the House
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Supply Ventilation, including:
- Design and build strategies
- Necessary codes
- Application how-tos
- Using materials
The least expensive way to provide whole-house mechanical ventilation
Supply ventilation systems have two advantages over exhaust ventilation:
- Because the interior of the house is slightly pressurized, contaminants from the garage, basement and attic are less likely to enter the house. Back-drafting of combustion appliances is also less of a risk.
- Before it is introduced inside, fresh air can be ...