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Energy Vanguard Blog

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The Secrets of Liars — How to Detect an Internet Solar Energy Scam

 
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All I was trying to do was find some football scores on Yahoo the other day when I saw it. I don't go looking for this stuff, and when I do see it, I try to ignore it. But this one clotheslined me with an unfair term.

Surprise! I'm an Air Conditioner Compressor Killer

 
hvac air conditioner heat pump condensing unit cover stupid idea

Let's face it. Some ideas are just plain stupid. The photo below shows one of them. The product description says, "Use to decoratively cover up A/C units..." Yes, they include heat pumps, too. What do you think will happen if you put that over the condensing unit of your air conditioner?

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The Foil-Faced Bubble Wrap Sham - Understanding Radiant Barriers

 
SEBC radiant barrier foil faced bubble wrap

When I wrote about my trip to the Southeast Building Conference in July, I mentioned how some products on display there really annoyed me because they're either bad to the bone or overhyped. The main one in the latter category is foil-faced bubble wrap sold as insulation.

Do Power Factor Correction Devices Save Energy?

 
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Today we're running a guest post by Chris Kaiser of Mapawatt.com. I met Chris recently because we're both blogging from the great city of Atlanta, and our blogs complement each other well. Here at Energy Vanguard, we focus mainly on building science and energy auditing/rating. Mapawatt concentrates on energy monitoring and energy efficiency products.

Is HERS Rater Training a Scam?

 
HERS rater training scam

I did a search the other day on the term “HERS rater test scam” because I got to thinking about a forum I’d run across a while back. Someone who took the HERS rater class was ranting about RESNET and the whole HERS rater training industry being a scam.

Beware of Home Energy Auditor Certification Scams

 
home energy auditor certification course certificate

If you visit a lot of home energy efficiency related websites, as I do, and look around at the ads on those pages, you may notice quite a few that are selling various home energy auditor certifications. Unless they're offering training that leads to RESNET (Residential Energy Services Network) or BPI (Building Performance Institute) certification, however, you'd probably be throwing your money away if you bought their program.

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