Christopher Cadwell's Blog Posts Tagged 'Efficient' (3)

HVAC and DC Fan Motors

Here are links to my latest posts on how these motors can be used for retrofitting in existing HVAC systems.

HVAC Savings Upgrades – Cutting Fan Watts In Half or More 

In this post I cover how the savings can be dramatic, and the most important part is to get duct pressures low.…


Added by Christopher Cadwell on April 19, 2012 at 6:14am — 2 Comments

Notable Results in AC Training

The final survey results of the second week of students in the High Performance HVAC classes.
Here are some notable results of what the students felt that they got out of the course.
  • How to reduce # of registers while improving comfort. 
  • Importance of velocity - amount needed to properly mix air.
  • How to select register types to control noise and performance. 
  • Whole house as…

Added by Christopher Cadwell on November 27, 2011 at 9:00pm — No Comments

Super Efficient HVAC is Easy

Attending a week long class where veteran trainer Rick Chitwood is moderator has been entertaining and joyful. In the class which is inside a house that is being retrofit completely we are now designing and installing a super efficient HVAC system.…


Added by Christopher Cadwell on November 17, 2011 at 9:30pm — 9 Comments

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

Latest Activity

David Downard replied to David Downard's discussion Blower Door for Sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Price is $1700. "
28 minutes ago
David Downard added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase

Blower Door for Sale

MINNEAPOLIS BLOWER DOOR Complete system with DG700 Like new, its been used about 6…See More
30 minutes ago
David Downard joined allen p tanner's group

Energy Auditing Equipment for Sale, Trade or to Purchase

Discuss the pros and cons of the equipment you are interested in prior to purchase. Post equipment…See More
45 minutes ago
Profile IconEdward Burns, Nina Baird, Cindy Hasenjager and 2 more joined Home Energy Pros
2 hours ago
John Proctor commented on Chris Laumer-Giddens's blog post Sparky Doubled the Air Leakage in this Home!
"Nice job on the house -- bad job on Sparky's high tech hole."
7 hours ago
Jeffrey Gephart shared Chris Laumer-Giddens's blog post on Facebook
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Diane Chojnowski's video was featured

Raising the Bar within the Weatherization and Home Performance Industry

The Weatherization Assistance Program (WAP) was created in 1976 to assist low-income families who lacked resources to invest in energy efficiency. Through th...
7 hours ago
Carlee Quintas posted a blog post

A Green Home for the Holidays

The holidays are here, which means house parties and guests galore, not to mention the aunts,…See More
7 hours ago

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