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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: heat load

Manual J or Not? How to Tell If Your HVAC Design is Bogus

Corbett Lunsford

If you ask for the HVAC design calculations for your project, you might get handed literally anything from scratches on a napkin to a 50 page jargon-filled binder. Here’s an example of a calculation that might look legit, but is actually very misleading. Learn more about HVAC Design: https://buildingperformanceworkshop.com/training Get 1-on-1 help in consultation with Corbett: https://buildingperformanceworkshop.com/video-consulting

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categories HVAC, Videos
tags manual j, acca, hvac, load calc, fake, legit, real, vs, ashrae, heat load, cooling, software

Manual J Deep Dive (and Selecting HVAC Equipment with Manual S)- Part 1 of 2

Corbett Lunsford

Alex Meaney is my trainer when I level up on HVAC design calculations, and he came to visit us and share some of his expertise. Alex reveals what the J stands for and why you should never round up the tonnage from your Manual J software, and gives two rules for Manual S: 1. Never use AHRI data 2. Meet the latent load while not going too far over the sensible load (more in part 2) Check out Alex Meaney's trainings: https://MeanHVAC.com Watch Matt Risinger's video on the Build Show about my Manual J report tour: https://www.youtube.com/watch?v=CL-_VjlYnD0 Learn more about the Science of Homes: https://BuildingPerformanceWorkshop.com Watch the first-ever TV series about the Science of Homes: https://HomeDiagnosis.tv

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categories Homeowner education, HVAC, Performance Pros, Videos
tags HVAC, DESIGN, manual j, manual s, acca, air conditioning, sizing, calculations, calcs, elite, rhvac, wrightsoft, alex, meany, meaney, heat load

Installing & Testing a Mitsubishi Ductless Mini-Split

Corbett Lunsford

Building Performance Workshop's Corbett Lunsford, with expert help from Uplifting Air's Brad Lemley, installs and commissions a 1/2 ton Mitsubishi ductless mini-split heat pump on the #TinyLab tiny house on wheels for the Proof Is Possible Tour. Come see us in 20 cities across the US at: http://ProofisPossible.com

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categories From the Field, Homeowner education, Performance Pros, Testing Tools, Tiny Houses, Videos
tags Tiny house design, tiny house performance, home performance testing, hvac testing, A/C, commissioning, micron gauge, micron test, brad lemley, uplifting air, #tinylab, #tinyhouse, tiny house on wheels, engineering, heat load, half ton, 6, 6000 btu, minisplit, isee sensor, infrared, heat pump