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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!

How to Frame Up a House in Two Days (like a Boss)

Corbett Lunsford

Corbett and Grace (assisted by lots of family and neighbors) assembled and erected all four walls of the Tiny Lab in two days over Thanksgiving weekend- watch the process accelerated 100x!
Find out more about the Proof Is Possible Tour and where you can see the finished Tiny Lab at: http://ProofIsPossible.com

Wondering where that snazzy song came from?  You can Shazam it or check it out here: http://cdbaby.com/artist/mysteriam
"Velvet Giver" from the album UNMISTAKABLE

If you really want to dig deep check out the music video starring Lennie Johnson, one of the most amazing performing artist we have ever worked with: https://www.youtube.com/watch?v=174LvV_qOeE

Tiny Lab Floor Deck and Anchoring System

Corbett Lunsford

Corbett demonstrates the anchoring system that ties the wall framing to the trailer of the Tiny Lab, a touring tiny house on wheels. See also the weird lesson learned with having a trailer that's wider than 8'0", and the solution we went with for our tiny house on wheels.

Tiny House Building Lessons Learned

Corbett Lunsford

We've been working on the Tiny Lab for almost a full month now, and there are lots of videos still in the queue, but here are the first few glimpses into the world of building a high performance 200 sq. ft. tiny house on wheels:

The Tiny Lab Begins: a Touring Tiny House on Wheels

Corbett Lunsford

Grace and I picked up the 24 foot steel trailer that will become the foundation of the Tiny Lab- a touring tiny house on wheels. We drove it 150 miles to the build site, and in this video we point out many of the features of the trailer's construction that will help make it an excellent base for our future home. It will visit 20 cities in 2016 on the Proof Is Possible Tour- you can find out more at http://ProofIsPossible.com

PROOF IS POSSIBLE TOUR Coming to 20 US Cities in 2016!

Corbett Lunsford

Our crowdsource funding campaign is wrapped up! The final tally is:

  • 20 Cities will get a weeklong visit from Corbett, Grace, a baby, and two cats in the Tiny Lab
  • 78 incredible supporters gave $71,490 for the Tour
  • The Tiny Lab is now fully framed and will receive skin this weekend

Stay tuned for videos of the build and the Tour on our YouTube channel, our Facebook page, and at ProofIsPossible.com! Here's the map of where we'll be in 2016- hope to see you out there!

How the Tiny Lab Tour Idea was Born

Corbett Lunsford

Welcome to our mind palace!  Typically Grace has her eyes closed and tipped back deep in magical dreaming and Corbett is intensely trying to figure something out with strong gestures. (as you can see in the thumbnail image.)

We wanted to let you in on how this idea came to be!  Our RocketHub campaign ends on Nov. 30th, and while we actually over sold the cities and blew past our original goal we have so many aspects of this tour that could use your support and funding.  Check out the details HERE- www.ProofisPossible.com please share and make a tax deductible contribution today.  THANKS!

The Pro's Guide to City Sponsorship for the Proof Is Possible Tour

Corbett Lunsford

Because nothing like the Proof Is Possible Tour has ever been done before, we get a LOT of questions about it. Which we LOVE answering, so keep them coming! But we thought we'd take the bull by the horns and answer some of the HARD questions about what it is, why we're doing it, how City Sponsors work, and why YOU should participate!

FIRST CITIES ON THE TOUR MAP:
San Diego, CA (City Sponsor: United Infrared/Thermal Imaging Conference)
Atlantic City, NJ (City Sponsor: GreenLife Energy Solutions)
Chicago, IL (City Sponsor: Advanced Energy Services)
Dallas/Plano, TX (City Sponsor: Advanced Energy Solutions)
~CLICK HERE TO ADD YOURS NOW!~

OK, here's an 8-minute crash course in putting your city on the map:

How to Perfectly Balance a Tiny House Trailer

Corbett Lunsford

Today we ordered the fabrication of our custom tiny house trailer- big step, and it took a lot of sweat and time to get here. The process is like anything- the more you know, the more you realize you don't know, and it just gets more sweaty and time-intensive as you go. Here's what we learned about how to place the axles for your custom tiny house trailer:

  1. Know how the balance should work on a tiny house. Because you're not building it to sit still, the balance should not be in perfect equilibrium. You don't want to let go of the front of the trailer and have it remain upright and balanced; generally you'll want 10% of the total weight to be resting on the tongue. This means if our tiny house is 10,000 lbs, the tongue will weigh 1,000 lbs. You will not be picking that up.
    You don't want the trailer pulling up on the back of your tow vehicle, and when you get it moving, the momentum will do weird things to the trailer's behavior if it has a shed roof front-to-back like ours. The wind is going to want to push down on the back of the trailer to flatten out the plane (we have not hired an aerodynamics engineer to find out how much, but we believe it's not substantial).
    There's a great article on managing tiny house towing weights here.

  2. Know where your trailer fabricator likes to put the axles as a default. It's interesting- the two main trailer fabricators, Tumbleweed and Tiny Home Builders, put their axles at slightly different points along the length of the tiny house trailer as a default. Tumbleweed puts the center of axles 55% of the way back, and Tiny Home Builders puts theirs 58% back (both of these are measured from the front of the trailer bed, not the tip of the tongue). Either of these are approximately correct enough for most tiny house people, but if you want to use a more accurate engineering approach, then read on...

  3. Know how much your tiny house will weigh. This is very challenging. You need to account for every stud, joist, insulation unit, fixture, piece of heating/cooling equipment, furniture, etc, etc. We did this by building a 3D computer model of our Tiny Lab and creating an inventory from there in a spreadsheet. Our engineer buddy John Bergman then figured out where the center of gravity was in the X, Y, and Z axes (vertically, front to back, and left to right). The Tiny Lab is estimated to be 9,300 lbs, with the center of gravity right down the middle, and 45% of the way back.

  4. Split your axles over the point 10% of the way further back. Our axles are located 55% of the way back, which Dan Louche at Tiny Home Builders was easily able to include in our trailer design. Stay tuned for all the videos of the construction process, which starts in under a month!

Proof Is Possible Tour to Visit 16 Cities in 2016

Corbett Lunsford

A full week of workshops for homeowners, building pros, and real estate pros show the path to worry-free construction

The launch of the Proof Is Possible U.S. Tour is unusual for several reasons, the biggest being that ‘energy efficiency’ is not central to any of the workshops. Instead, what the homeowners, Realtors, mortgage lenders, appraisers, and building pros absorb is the need for quality control, pure and simple. Proof Is Possible for everyone involved: proof that you do better work than the competition, that you got what you paid for, and that a home is worth more.

The tour had a sponsored kickoff event in Tampa way back in 2014, and that got participants hands-on with state of the art tools like testing fans and infrared cameras thanks to TruTech Tools and Retrotec.  While the help from exclusive sponsor Dow Building Solutions on that original event was awesome, it made the process of replicating the tour in other cities very slow.  Corbett and Grace ultimately decided to streamline the tour, do it all at once in sequence, and spend a whole week at each location, instead of just two days!  Find out more about the 2016 tour at http://ProofIsPossible.com.

The Building Performance Workshop team makes ‘Proof’ both educational and entertaining, showing homeowners and homebuyers that they should expect nothing less. Whereas most marketing for home performance is of a ‘macro’ nature intended for huge swaths of people in different areas, the Proof Tour takes a markedly ‘micro’ approach and simply gets everyone who needs to be involved in a local market in one room together.

“I attended the first Proof is Possible in Tampa, and it was the most informative class I have ever been to. Corbett took a very involved subject and in 2 days made me understand things about Home Performance that I hadn’t known in 5 years of testing and 30 years of contracting. It is worth every penny and a lot more to spend this time with the man who wrote the book on the subject while he breaks it down and shows you how it works,” reported Mike Bowman of Dunedin Refrigeration. Adds Cate Hammer of Building Insight, “It’s exciting to have an exuberant and nationally-respected expert like Corbett help us connect the top local contractors with the homeowners and real estate pros who’re looking for what they can deliver- proven results.”

The tour aims to also deepen the real estate community’s understanding of the value of performance. Out of 850 total MLS databases in the U.S., a surprising 185 incorporate ‘green’ features- but few Realtors understand how to use them. The National Association of Realtors found in 2012 that 87% of surveyed homebuyers believe cooling and heating costs are “important” or “very important”. High performance home certifications such as ENERGY STAR and Passive House can add a 10% premium to a home’s selling price, according to several studies surveying millions of home sales throughout the nation. Punta Gorda-based home appraiser Sandra Adomatis adds, “There’s a huge misunderstanding about the cost- a new high performance home will only cost 2-7% more than a code-built home, but then it works for you, instead of you working for it.”

The Proof Is Possible Tour is coming to a city near you, with dinner workshops for anyone who owns or plans to own a home, a breakfast workshop for real estate professionals, mortgage brokers, and appraisers, all free of charge thanks to sponsorship. Additionally there’s a full day of training ($200) for building professionals, who’ll be equipped to turn around and prove they did the job right the first time, and find the mistakes competitors have made. And on Day Two a Duct and Envelope Tightness certification course is be held for a limited number of participants.

For a list of upcoming cities, information and registration visit: http://ProofIsPossible.com

'Home Diagnosis' Finally Puts Home Performance Testing on Mainstream TV

Corbett Lunsford

Grace and I have been trying to make a TV show about home performance testing for years- we've tried three times so far!  This is how it works traditionally:

  1. You get a network executive to want to see you as a couple onscreen because they think you're quirky or weird or otherwise compelling in a I-can't-look-away kind of way
  2. You work with a production company and pay out of your own pocket to shoot a 'sizzle reel' that shows off the personality of the hosts
  3. You remind yourself and everyone else that your show is about SCIENCE, not about relationship drama and being quirky or weird
  4. They remind you that no one cares about the topic in reality TV
  5. You feel frustrated and you throw the whole idea in the garbage because you don't want to play their stupid game

So we've decided to make the show ourselves, without asking anyone's permission. We find that works best for us- whether self-publishing a book (Home Performance Diagnostics) or making a feature film (The Other One), it always seems to work perfectly when we don't have someone breathing down our neck to conform to 'the way things get done around here normally.' Here's the show that will actually make it onto mainstream television: HOME DIAGNOSIS.

In 2014, we pushed hard for a show called PRESCRIPTION HOME PERFORMANCE to get made, but it went exactly nowhere. We went to the national RealScreen Summit, a non-fiction television programming conference (yeah, I know!), met with all kinds of networks to pitch the idea, and finally had Science Channel interested until they finally said, "wait, we don't want to compete with HGTV." And that was that. But you can still see what the show was like here:

And way back in 2009, we worked with our friends and client Sandy Gordon to make OUR GREEN COMPANY, which resulted in all of us being told by the Discovery Green channel that 'green' was a fad. Look at these kids- so young, so fresh, and maybe clueless!

Stay tuned for developments on HOME DIAGNOSIS- at the very least, it'll show on PBS just like This Old House does, and at most, it'll be running 24 hours a day on every channel there is.  Probably it'll be somewhere in between!

If you'd like to participate in the making of this show, please reach out to us about it!

Infinite Toolbox: OCT 2015 Building Forensics Mastermind Webinar

Corbett Lunsford

Join Corbett as he shows off the advanced building performance testing and data gleaned from the past month's projects.  This month, focus on simple, inexpensive tools that can help get your brain in shape to master building performance- HOBO dataloggers, theodolite photo app and roomscan app, and a great graphical weather forecaster.
Be sure to SUBSCRIBE! http://www.youtube.com/subscription_center?add_user=greendreamgroup

How to Renovate a Home in Dallas- the RIGHT Way

Corbett Lunsford

Dear Corbett-
I am not a contractor, but a residential homeowner that has become increasingly interested in owning (and taking a part in creating) a high performance building. After going through several series of podcasts, I ran across yours, and immediately loved it because you went into greater detail about the things that I want to learn about; so I want to thank you for the podcast.
Onto my situation.... I am looking to buy an older (1940's) home that has no hvac, next to no insulation, and needs a good deal of work; but I believe it has the best potential for making a high performance home.... a blank canvas.
What I am having trouble with is finding the local rock stars that can really help me make my house as efficient and comfortable as possible with my given budget. Do you know of any really good people in the Dallas area that could get me on the right track? Thanks again for putting out all the info!
~Derek R.


Thanks for reaching out, Derek! I'm always happy to help, and I think the home you're considering is a GREAT OPPORTUNITY. A blank canvas is much easier to paint on, and when a house is fully 'finished' and has been renovated, it just means you'll have to dig harder and deeper to find and fix the issues that are lurking under the surface.
I'll hook you up privately with a few of my own black belts who are part of Fall Fast Track, but I also want you to know that when we take this show on the road next year for the Proof Is Possible Tour, we'll be creating a directory of pros who pledge to deliver guaranteed results across the U.S.!  Stay tuned here for further developments on that front, and keep in touch about your high performance home renovation!
Looking Forward,
Corbett