Recent Q&A

• How is your heat pump working?

  Just wondering how folks with heat pumps are making out. The last half of December - first half of January have been real winter here in MN. I am in…

• HRV duct set up

  I am getting ready to install my HRV. I have been contemplating exhaust in the two bathrooms, three bedrooms, and kitchen area, with only one supply duct in the great…

• Building wrap: under the exterior foam, or over?

  I am building a one story, unvented crawl space, vented attic 1350sqf home in zone 7, Northern MN. Basically going REMOTE. My carpenter and I were looking at the REMOTE…

• HRV duct work set up

  CZ 7 Northern MN, 2x6 standard frame with 4" exterior foam. Mini-split with back up electric baseboard in a 30x50 1500 square foot one level with unvented crawl space. 50'…

• Innie or outie windows with exterior foam?

  CZ 7 Northern MN, 2x6 standard frame with 4" exterior foam. Exterior foam is basically unknown here. My builder and the local lumber yard person think I should go with…

• Used 3″ polyiso insulation under slabs?

  I am building a pretty good house next summer. I have an opportunity to purchase used 3" faced polyiso (asking $25 a sheet). I am wondering if this would be…

• In search of an airtight ceiling, I have heard talk of sheetrocking the ceiling & dropping in a ‘second’ ceiling

  In search of an airtight ceiling, I have heard talk of sheetrocking the ceiling and then dropping a 'second' ceiling where lighting and maybe HRV ductwork etc. could be installed.…