Doing testing of existing homes it is typical to see mottled patterns of surface temperatures with the FLIR Infrared Thermal Imager during Blower Door Testing.
Part of the problem is air sealing and the other part of the problem is poorly installed fiberglass insulation.
This is not a rant against fiberglass insulation (I am a fan of both Rock Wool/Roxul and dense packed cellulose) for retrofit projects. Fiberglass batt or blown insulation can perform fine, if it is…Continue
Added by TJ Alexander on June 12, 2014 at 4:31pm — No Comments