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3398 Washington Road
Atlanta, GA 30344
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: house

ERV for Bath Exhaust & in Cold Climates: FAIL or WIN from the Ventilation Manufacturers

Corbett Lunsford

Hear it from the people who manufacture fresh air systems, not just from me. ERVs are for very airtight homes (under 2ach50) to balance the exhaust air from pollution sources inside. Download our universal ventilation layout concept at: https://buildingperformanceworkshop.com/s/BPW-PerformanceVentilationLayout.pdf

Thanks to:
Nick Agopian, Renewaire (https://Renewaire.com)
Travis Rasch, Broan-Nutone (https://Broan.com)
Bruno Poitras, Fantech (https://Fantech.net)
Ken Nelson, Panasonic (https://Panasonic.com)
Szabi Fekete, Zehnder (https://ZehnderAmerica.com)

1:16 Continuity of Balanced Ventilation
2:23 Sizing Considerations
3:36 International Mechanical Code Minimum for Continuous Ventilation Airflow
5:04 Boost Mode
6:27 ERVs in Cold Climates
10:12 ERV vs. Dehumidifier

Watch the first-ever TV series about the Science of Homes: https://HomeDiagnosis.tv

Join our Patreon membership for exclusive access and behind-the-scenes discussions! https://Patreon.com/HomeDiagnosisTV

TEASER for 'Home Diagnosis' Season 3: Accidents Happen

Corbett Lunsford

We can't wait to share season 3 of our PBS series 'Home Diagnosis' with you all! Coming this winter, see lots more at: https://homediagnosis.tv/season-3

Be part of our team and get exclusive access to us as we finish out the show: https://Patreon.com/HomeDiagnosisTV

Photos by Peter Essick: https://www.peteressick.com/aerials

The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement.

Tips for High Performance Home Floorplan: Designing Out Condensation, Odors, Discomfort, and Hassle

Corbett Lunsford

There are so many simple tricks you can incorporate into a home's layout that will improve performance, including closet orientations, bathtub and toilet locations, mechanical shafts, room arrangements, and useful buffer spaces.

Legal Battle over a Mold House: Anil's Lawsuit against Production Home Builder & Lessons Learned

Corbett Lunsford

Hear advice and lessons learned from somebody who is willing to throw down with the (second) biggest homebuilder in the USA (as of 2022's numbers, they're slipping haha). Ryland Homes was sold and became Cal-Atlantic Homes, which in 2018 was sold to Lennar. Anil Mittal is a force to be reckoned with- here's how to be like him when you grow up.

See the tour of their mold-infested home, and get the analysis on the house itself here: https://youtu.be/x_jAxHZ-zLE

Get a DIY mold test kit if you think you need one: https://GotMold.com

Mold House Tour and Scientific Causes: Disaster Production Home Build in Houston Texas

Corbett Lunsford

Meet our friends Anil and Nilima Mittal- they're suing the biggest production home builder in the USA. With help from Jason Earle, 20-year mold inspection veteran, we tell the story of how this mold disaster of a brand new home began, and how their health has suffered because of it.

Get your own simple mold test: https://GotMold.com

Become supporters of our work, just like Anil, and join our Patreon group for as little as $5/month! https://Patreon.com/homediagnosistv

HERE’S A SEPARATE VIDEO WITH ANIL’S TIPS AND TRICKS ON THE LAWSUIT ALONE:

ERV Setup Testing/Commissioning, Using Pressure Curves to Measure Airflow

Corbett Lunsford

Using a Renewaire SL70 energy recovery ventilator and a TEC DG-8 pressure gauge, Corbett demonstrates how to set the low and high speeds on an airtight home's balanced ventilation system.

See this ERV line at: https://www.renewaire.com/our-ervs/single-multi-family/sl-series

Get the DG-8 to test your own stuff: https://www.trutechtools.com/tec-minneapolis-dg-8-digital-pressure-gauge-kit.html

Ventilation design course: https://buildingperformanceworkshop.com/ventilation

Bath Fan and Duct Inspection Tips for Restoration After a House Fire

Corbett Lunsford

Our friend Shawn had a fire disaster last year, and though it’s a terrible loss he’s helping us and our audience learn from the experience. Here’s a quick preview of what will be coming in Season 3 of Home Diagnosis. Here we point out two things to watch out for- one good, one bad. Easy to inspect a construction site if you know how things are supposed to work! And Shawn’s awesome fitness hammers can be seen at: https://bamfhammer.com/

Intro to Modular Homes: Alternative House Construction with Bill Spohn

Corbett Lunsford

From episode 205 of ‘Home Diagnosis’- Bill Spohn gives a quick demonstration of the process of having his forever home built in a factory and assembed onsite. Thanks to https://ecocraft-homes.com/ for the awesome video footage of Bill’s build.

Join our Patreon membership and help shape the stories on this channel and on this show: http://patreon.com/HomeDiagnosisTV

Static Pressure Testing for Home HVAC: What, Why, and How in 2 Minutes

Corbett Lunsford

If the ductwork of an HVAC system is not designed, installed, and maintained properly, your home may start to have problems in comfort, humidity control, dust, noise, and equipment failure. Here's the basics you should understand before asking your HVAC installer or service tech to run static pressure testing. From 'Home Diagnosis' episode 209- watch the whole episode: https://homediagnosis.tv/episode-209-opening-the-ice-box-cooling-and-drying

Join our Patreon membership and get behind the scenes with us making the next season of the show! https://Patreon.com/HomeDiagnosisTV

Tools used are Retrotec DM-32 gauge and Minneapolis 300 blower door, available at: https://TruTechTools.com

How Perfect Can a New Home's Chemistry Get? Healthy Indoors Minute

Corbett Lunsford

Even with their newly-finished home still obviously off-gassing, and with a massive amount of wood finishes and structural materials certainly emitting formaldehyde, this high performance forever home is testing like a decades-old, well-established house as told by chemist Alice Delia of Prism Analytical. Through the selection of low-emitting materials where possible AND 24/7 ventilation of the spaces, the Lunsfords have achieved their goal of a sanctuary with limited chemistry.

Learn a ton more at: http://HomeDiagnosis.tv/atlanta-homestead

Subscribe to Healthy Indoors Magazine and join the community: http://HealthyIndoors.com

Test your own home: http://pati-air.com

Air On Fire: Mindblowing Picture of Your Home's Indoor Chemistry

Corbett Lunsford

It's hard to believe in something you can't see, so let us show it to you. Learn the most basic facts about the chemistry of the air around your face, every minute of every day of your life. Thanks to our 18 show sponsor companies and three dozen Patreon supporters for making this show season possible. Help support our work at: http://Patreon.com/HomeDiagnosisTV See the show at: http://HomeDiagnosis.tv

How Hard is our ERV Working? Testing the Chemical Exhaust, Dust Samples, Rugs, and Formaldehyde

Corbett Lunsford

Corbett is testing his family's new high performance home for chemicals- in the dust of the floor, in potential allergens in the (very nice) used rugs they're getting, and even in the exhaust of their energy recovery ventilator (ERV). Thanks to Prism Analytical (http://pati-air.com) for being ready to give us the full rundown of what the results mean next month- don't forget that ANYONE can do these tests in any scenario- it's not rocket science. Subscribe to Healthy Indoors Magazine and join the online community: https://HealthyIndoors.com This ERV is the SER150 from: http://Fantech.net Join our Patreon members for behind-the-scenes access and to support our work: https://Patreon.com/HomeDiagnosisTV See the first-ever TV series about the Science of Homes: http://HomeDiagnosis.tv