tag: insulation


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CEO Charts His Companys Path to Net-Zero Homes

CEO Charts His Company's Path to Net-Zero Homes

Two years running Gene Myers has guided his Denver-based home building company to DOE's grand award for housing innovation. What's his secret?

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Revolutionary New HVAC Equipment - A Split Dehumidifier!

Revolutionary New HVAC Equipment - A Split Dehumidifier!

14 comments

I'd venture to guess that most houses in the Southern US aren't very comfortable. They are either too cold or too hot! The missing component in HVAC is Dehumidification. Ultra-Aire has a new Dehum that I think is a game changer.

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How to Use Spray Foam to Meet New Energy Codes in Warm Climates

How to Use Spray Foam to Meet New Energy Codes in Warm Climates

As a builder in the hot and humid South, I regularly use spray foam in my houses. Spray foam makes it much easier to encapsulate my attic (where most HVAC systems in Texas live) so that my ducts are inside the thermal envelope.

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How to Keep a Garage-Shop Toasty Warm

How to Keep a Garage-Shop Toasty Warm

12 comments

Strawmyers knows all about the misery of working in an icy cold pole barn, and with a new attached garage on the horizon he has a chance for more comfortable working conditions. The question is how much to invest in insulation, and how to heat the space

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Indoor-Air Quality and Ventilation for Homes in Hot-Humid Climates

Indoor-Air Quality and Ventilation for Homes in Hot-Humid Climates

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The weather in the Southern United States poses a unique challenge to the issues of ventilation and indoor-air quality. Here are my opinions and suggestions on how to address these issues if you are building or remodeling in the South.

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High-Performance Homes Dos & Donts: Mark LaLiberte Seminar Notes

High-Performance Homes Dos & Don'ts: Mark LaLiberte Seminar Notes

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Mark LaLiberte is an amazing building-science teacher. Read my blogging notes from his seminar titled "Building High-Performance Homes Dos & Don'ts," which I attended in Austin, Texas. Remember that this is focused on Texas construction, but there is plenty to learn here for anyone in the U.S.

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Texas Deep-Energy Retrofit Remodel

Texas Deep-Energy Retrofit Remodel

When you hear about a deep energy retrofit project most people think of the snowy North Eastern US. I can tell you that the strategy for a Northern remodel with energy efficiency in mind is very different that our strategy for Hot/Humid Texas. In this video I'll show you 6 things we are doing to making a dramatic difference in this 1950's slab on grade house's energy bills.

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Smart Design Advice for Hot & Humid Climates (i.e. The South)

Smart Design Advice for Hot & Humid Climates (i.e. The South)

Architect Peter Pfeiffer talks about how to utilize smart design for a house in a hot climate zone. His green building advice is practical and following his advice will result in a house that's well designed for the rigors of a hot climate. If you want a comfortable, efficient, durable house and you live in the South then this video will give you tons to think about.

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Best Attic for Hot/Humid Climates

Best Attic for Hot/Humid Climates

Most houses in Hot/Humid climates don't have basements so that means that most ductwork in Southern house runs through super hot attic spaces. In this video I'll show you a rather civilized attic space that really makes for a comfortable & efficient house!

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Where to Spend Your Money: Superinsulation or a High-Tech Heating System?

Where to Spend Your Money: Superinsulation or a High-Tech Heating System?

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What's the best plan: investing in high-quality windows and insulation, or a high-efficiency heating system?

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One view of the net-zero energy frontier

One view of the net-zero energy frontier

A white paper explores how builders, manufacturers, and government entities can develop the market for projects designed for net-zero-energy performance

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Building a radon-resistant home.

Building a radon-resistant home.

1 comment

What is deadly and might be lurking in your basement? No, not a Ninja (well probably not), in most cases it is Radon. And it is important to know what Radon is and how to ensure it isn't a threat to your household. From building to testing, I will share what I learned about Radon while building my house.

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When Does a Conditioned Attic Make Sense?

When Does a Conditioned Attic Make Sense?

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An Oklahoma builder who builds relatively large, single-story homes wonders whether his best approach is to turn the attic into a conditioned space with the use of spray polyurethane insulation.

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How to Calculate Savings from Energy Improvements

How to Calculate Savings from Energy Improvements

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Is there a reliable way of estimating lower energy costs, or are there too many variables?

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Whats Worse: Air Leaks or Not Enough Insulation

What's Worse: Air Leaks or Not Enough Insulation

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Al Cobb's goal is simple: Build better houses and help consumers make better choices. To do that more effectively, he wants to understand the root causes of heat loss a little better. Are air leaks or low insulation levels the real culprit?

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The Devil Is in the Details

The Devil Is in the Details

4 comments

Some modular homes are getting better, but the construction details in many modular homes are still downright scary. Here are a few photos I secretly shot recently.

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Green Building is for Whiners and Hippies

Green Building is for Whiners and Hippies

6 comments

Scott Adams (the creator of Dilbert) and the Wall Street Journal take aim at green building.

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Green Tax Credit Guide

Green Tax Credit Guide

5 comments

Who says it' not easy being green? These energy efficient systems and upgrades save clients money now and in the long run.

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Who Do You Blame for Your Energy Lemon?

Who Do You Blame for Your Energy Lemon?

51 comments

So I was talking to Tucker Windover, a carpenter who writes for this magazine, and he said that every new house should have a sticker on the front door, just like the ones they put on appliances...

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Radiant barrier in attic

Radiant barrier in attic

I sprayed radiant barrier paint a few years ago, but wanted more savings. So I recently installed Energy Q foil on the attic floor. Awesome savings! Tips are at...

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