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3799 Main St. #87024
Atlanta, GA 30337
USA

773.398.5288

Advanced residential construction and home improvement consulting and owner's advocacy in Atlanta, using the latest building performance diagnostic and modeling techniques and tools. Airtightness, insulation, HVAC, ventilation, moisture, and air quality and EMF consulting for homeowners and building professionals alike.

Videos/Podcasts/Articles

Home performance articles and stories from the field with internationally respected building forensics guru Corbett Lunsford at the Building Performance Workshop. Hear new episodes of the Building Performance Podcast, see new videos from the Home Performance YouTube channel, and learn all about how diagnostic testing (more than an 'Energy Audit') can make home improvement and new home construction a proven process!

Filtering by Tag: vapor

How to Install WRB Sheathing (ForceField)

Corbett Lunsford

Grace and Corbett show the latest development on their home build- the wall sheathing, which is also the air tightness layer and weather barrier. It's called ForceField, and here you'll see a demo of why it's such an important component in the system, and how to install it for a higher performance home.

More on ForceField at: http://ForceField.BuildGP.com

More on this build at: http://HomeDiagnosis.tv/atlanta-homestead

Tuning the Enclosure of our Atlanta Home Build

Corbett Lunsford

Corbett digs into the weather barriers, structures, airsealing and insulation layers of the high performance house in Atlanta, which will be featured in season 2 of the Home Diagnosis TV series.

*CORRECTION: Pango Wrap is 15-mil thick, not 20, but is still a 0.01-perm vapor barrier.

Learn more about these high performance materials:

PANGO WRAP

FORM-A-DRAIN AND PLATON

FORCEFIELD SHEATHING

475 BUILDING SUPPLY AIRSEALING MATERIALS

ROCKWOOL INSULATION (AKA ROXUL)

“Airtight" Buildings Debunked by HOMEChem

Corbett Lunsford

I've been telling people that the 475 High Performance Building Supply membranes I build with are airtight but vapor open for years. Turns out, sometimes I'm an idiot. Here's the real deal. Featuring Delphine Farmer and Marina Vance of the HOMEChem Experiment.

For more on Intello: http://foursevenfive.com

For more on HOMEChem: http://HomeDiagnosis.tv/homechem

What Spillage Looks Like from a Water Heater

Corbett Lunsford

Testing for "spillage" of combustion gases means making sure the bad stuff that's supposed to go UP the chimney doesn't come back DOWN.  It's a critical part of home performance analysis, according to BPI, RESNET, and everyone else.  If you don't know what it looks like, you might feel a little lost- let your old pal Corbett the diagnostics guy show you the single most awesome example of what you shouldn't see in your clients' homes!