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.…

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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…
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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.…



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

Featured Forum Discussions

Lighting replacement - 300 watt LED flood light

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What's the Most Profitable HVAC Job for Your Company?

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Chris Laumer-Giddens liked Chris Laumer-Giddens's blog post Rock Wool Insulation for Floor of High Performance Tiny House
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Rock Wool Insulation for Floor of High Performance Tiny House

ROCK WOOL INSULATION FOR FLOOR OF HIGH PERFORMANCE TINY HOUSEIn August of 2016, we posted a video…See More
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Weatherization

Share your concerns and successes as a weatherization professional, or information for this…See More
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Best Practices (Residential)

Best Building, Retrofitting, or even Auditing Practices - what are they, what should change, what…See More
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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
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Dennis Heidner replied to Mary Sinkler's discussion Lighting replacement - 300 watt LED flood light
"Have you looked how much light you need in the backyard and where you need the light?  Often a…"
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Home Energy Pros

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