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John Semmelhack
Jan 19, 20224 min read
All About Heat Pump Clothes Dryers!
It’s time for a post on heat pump clothes dryers! First, some energy use data on our new LG unit, installed at our Charlottesville, VA...
The Comfort Squad
Jan 14, 20221 min read
The Comfort Squad + Electrify Everything "Merch" shop is open!
https://electrify-everything.myspreadshop.com T-shirts, hoodies, stickers, and more! Have fun while doing good work.
Neil Comparetto
Nov 27, 20212 min read
The cobbler’s children get some new shoes!
The cobbler’s children get some new shoes! (We finally went ahead and replaced the heat pump in our own home.) After four years of high...
Neil Comparetto
Nov 8, 20211 min read
Another home gets a heat pump!
Another home gets a heat pump! No more window shakers and electric baseboard heaters… As usual, the install crew did a great job hitting...
Neil Comparetto
Feb 4, 20211 min read
Crawlspace Cleanup
We’re currently transforming this vented crawl space from a wet, nasty, cold, undesirable place to a dry, clean, warm, pleasant part of...
Neil Comparetto
Jan 2, 20216 min read
The Ten Duct Commandments (Plus a Few More)
This article was originally published back in 2019 on the HVAC School website. These are some fundamentals for designing and installing...
Neil Comparetto
Jan 1, 20213 min read
Air Filters, Static Pressure, and Airflow
I get asked frequently “what type of air filter should I use?” Typically my response is “the best one that your system can handle!”. What...
Neil Comparetto
Jan 1, 20214 min read
Upgrade Your Building Enclosure
The most significant comfort and energy efficiency improvement you can make to your house is upgrading its enclosure. Not windows, not...
Neil Comparetto
Jan 1, 20212 min read
Particulate Matter + Indoor Air Quality (IAQ)
Indoor air quality (IAQ) monitors can tell you a lot about the air you are breathing. We find that the information is valuable for both...
Neil Comparetto
Jan 1, 20211 min read
The Four P’s of Indoor Air Quality
I’m not the first, second, or probably even the thirty second person to write about improving indoor air quality problems by using the...
Neil Comparetto
Jan 1, 20213 min read
Duct Leakage is Costly, in More Ways than One!
I feel like duct leakage really isn’t on many people’s radar when it should be. Not the most interesting topic, but it’s a big deal. The...
Neil Comparetto
Jan 1, 20212 min read
What Size Should My Heating and Cooling System Be?
The short answer is “the right size”. This topic is near and dear to me because the house we bought two years ago here in Brandermill has...
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