Recent Q&A

• Blower door disappointment and questions

  We had our final blower door test and it wasn't what we had hoped. Our initial cfm50 was 98 with windows and door and all the sheathing done so I…

• Thank you everybody. Blower Door Day

  We did our blower door test today - 94 cfm50 which translates to .48ach50. We tested at the framing stage before the installation of the dense pack cellulose insulation. I…

• Kneewall insulation question

  I have been diligently air sealing the home we are building. Extreme air sealing probably, but that’s ok – the only time it is taking is mine and I don’t…

• Air sealing, flashing questions

  I have to say that reading GBA for 4 years certainly helps when you build your own house (my brother's house, really), but it does not replace actually getting your…

• Roxul Rockboard 60 vs Comfortboard for exterior insulation – availability

  I am in Upstate SC, zone 3 mixed-humid climate in other words - termite and carpenter ant heaven, hence the desire to use Roxul. The plan is 2 inches of…

• Plywood clips in new home construction

  We are finally building the house that I have been planning for the past 3 years. We started with framing from a Shelter kit because I had the naive notion…

• Mineral Wool Exterior Insulation, Humidity and Windwashing

  Every time I think I have my insulation strategy set, I learn something new that makes me question it. That's what you get for reading the internet. Anyway, I am…

• Pier foundation – how much space would the plumber, HVAC people prefer?

  我们将建立一个房子为我的弟弟in Upstate SC next year. We are currently in the design phase and having a disagreement on where to put the…

• Images from GBA for blog

  I am trying to explain on my blog how we plan to insulate a house that will be built in the next year. I was wondering if it is possible…

• Installation of mineral wool insulation in shop

  First question ever asked here. We're building a shop in Upstate SC, mixed humid climate. We are insulating it for comfort so it can easily be used year round. We…