Building Leak Detection and Measurement: Zone Pressure Diagnostics (ZPD)

Want complete building leak detection and measurement? Zone Pressure Diagnostics (ZPD) is one of the most powerful analysis tools available….
…and the calculation aid from Residential Energy Dynamics (RED) is the most accurate and easy to use ZPD tool available. This course addresses the ZPD basics to the advanced features. Learn about non-modifiable and modifiable zone analysis, […]

July 22nd, 2016|Categories: Building Science, Green Building, HVAC Design|Tags: , , , , , , , , , |
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Home Energy Audits: The 411

What are home energy audits, and how much do they usually cost? A variety of approaches, price points and follow-up actions may be chosen. Here is an overview of what to expect when choosing the right audit for your needs.

This article was originally published on GreenHomeGuide.com on June 23, 2016 and was republished with permission.
1) How much does […]

June 23rd, 2016|Categories: Uncategorized|Tags: , , , , , , , , , , , , , , , , |
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How to Build a 75% Net Zero Community

What does it take to build a 75% net zero community and the “largest Emerald-rated community” in the world? Tabitha Crawford explains how her team combined solar, HVAC, and sustainable building practices to build 250 net zero homes while keeping construction costs at a 3% premium.

Q: Tell us about your Emerald-rated Community:
Our community is a 250 new […]

June 6th, 2016|Categories: Green Building, Solar, Technology & Engineering, Zero Net Energy Buildings|Tags: , , , , , , , , , , , , , , , , , , |
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Sizing a Pellet-Fueled Boiler

Sizing a Pellet-Fueled Boiler
Bigger is NOT better
There are several types of boilers that can burn wood-based fuels. They include 2- stage wood-gasification boilers, wood chip boilers, and pellet-fueled boilers. Of these, pellet-fuel boilers come closest to mimicking the fully automatic operation of oil and gas- fired boilers. Modern pellet boilers can automatically load their fuel, […]

January 12th, 2016|Categories: Biomass, Hydronic Heating|Tags: , , , , , , , , , , , , , |
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Hydronic Heating with Renewable Energy Heat Sources

Hydronic Heating with Renewable Energy Heat Sources
Designing for low water temperatures is critical to good performance
This article focuses on using water-based hydronic distribution systems to distribute heat produced by renewable energy heat sources. It’s based on the premise that good hydronic design is the “glue” that holds together nearly all thermally based renewable energy systems […]

January 12th, 2016|Categories: HVAC Design, Hydronic Heating|Tags: , , , , , , , , , , , , , , , , |
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