Recent Q&A

• 公寓住宅roof?

  Residential architecture has been leaning towards flat roofs, from what I've seen they always leak!! What is the best way to insulate, and protect from ice & water breaching the…

• Window SHGC?

  Hi guys, house will be 160 deg. south with 328 sqft of glass south 3' over hangs on south side. (3400sqft two story with daylight basement) total glass 462 pvc…

• Wall assembly

  I posted about wall construction last winter, building in Atlantic Canada. Wondering about WRB's and the best ($) interior smart vapor to use? 2x6 oc framing with 1/2" plywood taped…

• HRV intake below grade?

  Is there any benefit to running X amount of pipe below frost grade to pre-heat/ cool intake air to an HRV? Would this not increase the operating performance of the…

• Canadian windows, has anyone installed Inline or Accurate lately?

  Looking to use Inline fiberglass or Accurate Dorwin on a new build. Has anyone used these on a project lately ? Pros and cons if any thanks kris

• Zone 6-7: exterior wall assembly with a high R-value

  I had asked a question yesterday regarding high R-values in the wall assembly. Thanks for the great answers. After researching more blogs & answers I think i'm still confused on…

• Building a passive-inspired net-zero home in Atlantic Canada: question on windows & doors

  Good afternoon, I am looking to source energy efficient windows and doors in Canada with good u-values? I have a quote from Zola but buying south of the border is…

• What’s the most efficient way to build an R-52 wall in Climate Zone 5?

  Looking to build a passive-inspired net-zero home, 2,264 square feet, two stories. What's the most cost-effective or beneficial way to get that higher R-value? Double stud - blow in, 2x8…