Joseph Lamy's Blog (4)

After 70 years on the fence, knotty LED light fixtures hide the Ductless in splendor

After the first week, the ductless heat pump and I became so close that could never even think of her as ugly. But some folks don't like the look.

In an analogy to current medical practice, the mini-split heat pump is fabulous but the side effects are minimal for some people. In those cases, we have a cure for the side effect, the LED sandwich light that mesmerizes the eyes softly and makes heat ugly pumps disappear right before your very eyes.…


Added by Joseph Lamy on August 19, 2014 at 4:09pm — No Comments

Solar and wind have a new best friend - Liquid Metal Batteries

As reliable energy sources, solar and wind once had a couple of similar problems – darkness all night and the proverbial calm before the storm, respectively. On the bright side, though, when these natural forces become our power sources, then the heat and the light are free -…

Added by Joseph Lamy on February 3, 2014 at 7:00pm — 1 Comment

Fresh fallen leaves stuck on furnace filter

What does it mean if the furnace filter collects lots of lint just like what the dryer makes???...Perhaps the dryer is venting inside and the filter is askew and leaks in the return air or filter gap are pulling it into the furnace. Check 'em.

What does it mean if the filter has three-dozen oak leaves pressed onto it?? Today I found an unusually high bill and a handful of foliage fallen from the neighboring trees. In the attic I found a donut of leaves under the vent where the screen…


Added by Joseph Lamy on February 3, 2012 at 5:56pm — 1 Comment

Waxing Nostalgic

The candle has been around the cave and the realm of weatherization and energy efficiency for some time now, but here’s an app which few have ever conceptualized.


In the early days of weatherization, before the thermagraph, even before the blower door, the trusty candle provided us several enlightening concepts. It would flicker when breezes brushed against its flame as a clear indicator of infiltration. Before the fancy schmancy digital manometers, a few old timers would…


Added by Joseph Lamy on July 21, 2011 at 11:20am — 1 Comment

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Eric Kjelshus replied to John Gillis's discussion Energy Savings of Whole House Fans vs. Air Conditioners in SoCal Featured on New 'Ask This Old House' Season in the group News & Announcements
"2000 SF house in Kansas City needs a 36" whole house fan or about 8,000 CFM takes a 1/4 HP fan…"
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GreenPoint Rated CORE Training at Best Western Plus Marina Shores Hotel

October 15, 2015 to October 17, 2015
Increase your certifications or get to know the GreenPoint Rated system so that you can work more…See More
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Colin Genge replied to John Carton's discussion Smoke Puffer stick
"Retrotec Smoke Puffer is available for pickup from Energy Federation. They will not ship them due…"
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Retrotec is exhibiting at the ACI National Home Performance Conference & Trade Show at Austin Hilton

April 4, 2016 at 8am to April 7, 2016 at 5pm
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Retrotec is exhibiting at the NEBB Annual Conference at Hyatt Regency Albuquerque

April 14, 2016 at 8am to April 16, 2016 at 5pm
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