The @EnergyVanguard investigates an attic insulation job in Charleston, SC. #TheBadNews: from zero to nine inches thick in one roof. #BadDogNoBiscuit.
Insulation & Air Sealing
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May 10 2019
This Best Practice Handbook covers the roof, walls, and floor assemblies of the building envelope.
Apr 8 2019
One of the biggest air leaks in a house is where the wood meets the concrete
Mar 22 2019
Dew point differs from relative humidity in that it measures exactly how much vapor is present. With relative humidity, it's all relative.
Mar 21 2019
Snap a line, put the panel on the line and nail it, tape the seams, and where to snap that line in the first place.
Feb 26 2019
Five videos about how to install a subfloor over thick insulation without sleepers. The insulation can be over a concrete slab, or not...
Feb 7 2019
Stretchy gasket tape, flanged workboxes, and sealant can solve a HOLE lotta air leaks
Feb 5 2019
Two types of tapes for two air sealing applications
Feb 4 2019
Interior membranes can be part of a high-performance wall assembly as a vapor retarder or as part of an air barrier system
Jan 17 2019
A dry and healthy crawlspace is sealed tightly against water and air leaks
Dec 5 2018
There are six sections and 22 subsections to the Thermal Bypass Checklist. These 16 videos, animations, articles, and podcasts cover all six sections.
Nov 4 2018
Your electrician can make the insulation work better and easier to install
Sep 22 2018
Insulating the shell after blower door and IR camera-assisted air sealing
Aug 18 2018
Roof framing, window options, and a mechanical advantage add up to lower bills and a higher quality home
Aug 4 2018
Matthias Wandel has a pretty extensive history devising ways to trap mice. The winters are long in Canada, and Matthias seems to have no shortage of mice in his shop.
Aug 1 2018
Low-e coatings screen infrared heat from moving through the glass, either inward, outward, or both
Jun 23 2018
Simple upgrades to steps you take anyway can significantly boost the energy performance of a home
May 3 2018
Outside insulation is an effective way to keep heat in. The devil is in the details, such as this one
May 1 2018
Like an out-of-plumb wall, an insulated and unvented roof can work well—or not.
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