proud green home super tight 0.72 ach50 0.055 ELR blower door test earth craft lg squared inc

PGH at Serenbe is 90% Tighter than Energy Code – Before Drywall!!

By LG Squared, Inc. | Published April 15, 2013 | Full size is 533 × 800 pixels

proud green home super tight 0.72 ach50 0.055 ELR blower door test earth craft lg squared inc

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