The Most Air Tight Home in Ontario?

Energy consultant Andrew Peel and home owner Alex Waters have teemed up to build a beautiful new house in Innisfil Ontario this past year with amazing success. Nestled in the trees, this lovely house was the most air tight house I’ve ever tested handily beating the European Passive House standard’s air tightness limit of 0.6 ACH50.

 

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Having tested many houses in my day, I thought I was prepared with my ‘C’ ring, a ring that converges the little air flow leaking into this house through a smaller than typical hole. It wasn’t enough! Caught completely off-guard, I had to go back home to pick up my ‘D’ Ring. It was the first time I used a ‘D’ ring and doubted I’d ever need to use it!

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The proud home owners, Mr. Waters holds the the TEC ‘D’ ring posing for a picture in front of the blower door. Good work on the air sealing!