In this video we’re talking about building pressure, specifically what can cause your house to be under 
negative or positive pressure. We also discuss how you can check whether your house is positive or 
negative, and some things you can do to fix issues with your house’s pressure. 

Items mentioned in video:
Pen Kit with 3 Smoke Sticks, Test Slight AirMovement: https://amzn.to/3HsM1y1

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