Advanced Ventilation Techniques: ERV + HEPA Filtration

Our family-designed and -built forever home has some unique arrangements and ventilation flows. Here's a how-to on using a Fantech SER150 ERV in conjunction with a separately-ducted C3000 HEPA filtration system to achieve a wide range of control over a mixed use space.

Subscribe to Healthy Indoors Magazine for free at: http://HealthyIndoors.com

Check out these and other advanced ventilation devices at: http://fantech.net

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

Building Our Forever Home DIY: Lessons Learned

What have we learned designing and building our own forever home? Well, kind of a lot. But we tried to keep it short, so here’s a 40-minute long tour through our brains while we’re still under construction.

We’d LOVE your support to keep bringing all this free education to the world. You can support us for as little as $5/month at: http://Patreon.com/HomeDiagnosisTV

Lighting Design 101: Lumens, Footcandles, Colors, etc with Kichler's Jeff Dross

Jeff Dross is the Director of Education and Industry Trends for Kichler Lighting, and he's been lighting homes for 45 of that company's 82 years. A lot's changed in lighting, but here are some universal basics, along with the latest innovations to consider when planning the lighting system for any house, addition, or room.

See our favorites among the thousands of lighting options we're swimming through HERE

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

How to Bug-Proof the Ventilation Gap: Cor-A-Vent SV5

Using Cor-A-Vent SV5, a utility knife, and ForceField Seam Tape, Corbett finishes the rain screen on his family's house to make it ready for cladding with Thermory wood siding.

Check out Cor-a-Vent ventilation products at: http://cor-a-vent.com

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

High Performance HVAC Systems Preview

Now that the Mitsubishi heat pumps, Ultra-Aire dehumidifiers, and Fantech ventilation systems are onsite, Corbett gives a sneak peek at how they all fit together with the upcoming Fanimation fans and Kichler low-heat lighting to tune the indoor environment.

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

How (and Why) to Wrap a House in Continuous Insulation: Rockwool ComfortBoard

To control a home's heat bleed, noise pollution, and moisture issues, making the enclosure continuously insulated helps a lot, especially with a rain screen incorporated. See the details on how Rockwool (aka Roxul) ComfortBoard 80 is installed on our home.

To see the cost-benefit computer model that explains the energy side, watch this: https://youtu.be/aSuPieuKWZI

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

Check out Rockwool options at: http://Rockwool.com

See 475 High Performance Building Supply tapes at: http://FourSevenFive.com

Science of Home Quarantine Pt 1: COVID-19 Pandemic Medical/Chemical Impacts Indoors

Please consider supporting our work in the frontier of making the science of homes mainstream at: http://Patreon.com/HomeDiagnosisTV

If we were guinea pigs for indoor chemistry and home performance dynamics before this Coronavirus pandemic, how much more so now that we're all spending almost 100% of our time inside our homes? In this first part of a three-part series with Healthy Indoors Magazine, hear a discussion of the home performance dynamic impacts this quarantine period is having on us all.

Featuring Dr. Michelle Sanborn, MD, Joe Medosch of Hayward Score (http://HaywardScore.com), Dr. Delphine Farmer PhD of HOMEChem, and Bob Krell of Healthy Indoors.

Resource 1: Ventilation can be as effective as mitigating as vaccination coverage of 50% to 60%! https://www.nature.com/articles/s41598-019-38825-y.pdf

Resource 2: Is low indoor humidity a driver for healthcare-associated infections? https://www.isiaq.org/docs/Papers/Paper340.pdf

Resource 3: How Long Will Coronavirus Live on Surfaces or in the Air Around You? https://www.nytimes.com/2020/03/17/health/coronavirus-surfaces-aerosols.html?referringSource=articleShare

Resource 4: Aerosol and Surface Stability of SARS-CoV-2 as Compared with SARS-CoV-1 https://www.nejm.org/doi/pdf/10.1056/NEJMc2004973?articleTools=true

Resource 5: Why Soap Works https://www.nytimes.com/2020/03/13/health/soap-coronavirus-handwashing-germs.html

In Part Two of our three-part panel discussion, hear a sometimes very in-the-weeds exploration of the community impacts within our buildings. Featuring public health specialist Dr. David Krause, PhD (https://www.healthcarecontractingconsulting.com), indoor environmental expert Scott Armour (https://armourappliedscience.com/), HVAC investigator and hygienist Tim Hebert (https://www.apsihc.com/), and Bob Krell of Healthy Indoors.

The final session in this panel discussion series from March 19, 2020 dives pretty deeply into technical niches of cleaning and disinfecting commercial, industrial, and healthcare facilities. Featuring IAQ and retrocommissioning expert Kristofer Anderson, PE , outbreak and chemical expert Cole Stanton (http://ICPgroup.com), and building investigator Bob Krell.

See the first-ever TV series about the science of homes at: https://HomeDiagnosis.tv

Subscribe to Healthy Indoors Magazine at: http://HealthyIndoors.com

Assess your home's health at: http://HaywardScore.com

Bath Exhaust Fans: What You Need to Know

'Home Diagnosis' TV hosts Grace and Corbett Lunsford give a crash course in picking, placing, testing, and controlling bath exhaust fans. Learn what Home Ventilating Institute certification, sone ratings, Energy Star stickers and duct installs are all about, and make your home healthier. Learn more at: http://Broan.com/learn Watch 'Home Diagnosis' episodes at: http://HomeDiagnosis.tv

Water Purification and Plumbing Monitoring

Now that the house is dried in, hear Grace talk with Erik Bernal (https://www.elitewateroftexas.com) and Ann Reynolds (https://www.phyn.com) talk through the major components of the fresh water supply system. Learn more about this build at: https://HomeDiagnosis.tv/atlanta-homestead

How a Trip to Europe Changed Our Work

This is not so much about building science specifics- more about 'Home Diagnosis' co-creator Corbett Lunsford's revelations while traveling through Venice and Bern. Read 35 year's worth of home performance articles at: http://HomeEnergy.org

Join the Building Performance Association at: http://Building-Performance.org

Watch the first-ever TV series about Building Performance at: https://HomeDiagnosis.tv

Houses That 'Breathe'

'Home Diagnosis' TV hosts Grace and Corbett Lunsford quickly explain why it's a mistake to avoid air sealing homes. Homes DO need to 'breathe', but not through gaps and cracks we leave in the enclosure. More at: https://HomeDiagnosis.tv

Become a member and help make this show: https://Patreon.com/HomeDiagnosisTV

Manual J Load Calculations: What, Why, How, When, and Who?

Now that Corbett has been doing HVAC load calcs for almost a decade, he's ready to make this very long (and also much too short) video tutorial about the what, why, how, when, and who of heat load calcs for sizing your HVAC equipment.