Christopher Cadwell's Blog Posts Tagged 'HVAC' (4)

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

Selling AC Retrofits - Notes from the field.

First I talk of safety. I mention old furnaces and CO possibilities, etc. This will usually make them sour up a bit because it is slightly a sales pitch.

Then I usually talk to homeowners about the hot and cold rooms. This is a big button and an easy one to push and get them talking. This adds to the sourness but gains…
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Added by Christopher Cadwell on October 25, 2011 at 10:30pm — 1 Comment

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.

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KC Brown posted a discussion

Job Opening: SR. ENERGY ENGINEER - CLEAResult, Energy Efficiency Leader (Pennsylvania)

POSITION:  Sr. Energy EngineerREFERNCE CODE:  2015-2197 JOB DESCRIPTION:CLEAResult is a leading…See More
1 hour ago
David A. Minor posted a blog post

Rainwater use

I have directed my water from my gutters to water my Garden, my Grape vines, and my Hostas that…See More
2 hours ago
Nickie Irvine replied to Linda Wigington's discussion Weigh in - Honorable Mention? 2nd Base? Half-Way There? 50% Better? On the Path? in the group 1000 Home Challenge
"I think we should get back to our discussion of whether the Thousand Home Challenge should embrace…"
2 hours ago
George Kopf commented on Tom White's video
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Saving Water with the Green House Call

"Outstanding video. Outstanding non-profit. Outstanding program. Kudos to Rising Sun Energy…"
3 hours ago
Tom White's video was featured

Saving Water with the Green House Call

A good example of using humor to educate homeowners about saving water, from the Rising Sun Energy Center. RSEC offers No-Cost Energy and Water Assessments to NorCal residents through its California Youth Energy Services summer program.
3 hours ago
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Tom White's blog post was featured

Embodied Energy: Minimizing Waste with Off-Site Construction

Matthew Wadlund is adding infill housing stock to the Oceanview neighborhood of Berkeley,…See More
21 hours ago
Home Energy Magazine's blog post was featured
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