Blower Door Airtightness Testing

The best tool to uncover air leakage spots in your home.

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Understanding your ACH (air changes per hour) Score

  • Average newly constructed home  –  5.5 ACH
  • Vancouver Building By-law requirement – 3.5 ACH
  • ENERGY STAR® for hew homes requirement – 2.5 ACH
  • R-2000 – 1.5 ACH
  • Passive House  – 0.6 ACH
    • For Passive house testing, please click here to learn more.

Add Capital To Your Home.

Our team is dedicated to reducing the environmental impact of homes, through building science and energy efficiency! Before your project begins we will help you decide what is best for your home