Dennis McCarthy's Discussions (97)

Discussions Replied To (76) Replies Latest Activity

"Bob-  Regarding your thoughts on SSL design - I'm going to take a guess that you ha…"

Dennis McCarthy replied Dec 6, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Curt  Its the old adage you get what you pay for - some aspects of the current price…"

Dennis McCarthy replied Dec 5, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Curt-  The contention that current production LED luminiares run hot- Well it's tru…"

Dennis McCarthy replied Dec 5, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Curt - The math becomes a moot point when the incandescents are no longer available…"

Dennis McCarthy replied Dec 4, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Tom  I know the Philips product line well - I sell them and use them If my passiona…"

Dennis McCarthy replied Dec 4, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Tom-  Help me understand the sense in using a lamp using 60 watts to produce 850 lu…"

Dennis McCarthy replied Dec 4, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

" The one bit of news for folks switching to LED lighting next year-   I am pleasantl…"

Dennis McCarthy replied Dec 3, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Tom As a solid state lighting professional- lighting auditor, I want you and others…"

Dennis McCarthy replied Dec 3, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Timm  I think the focus of the story is how does one make this example of energy wa…"

Dennis McCarthy replied Oct 15, 2012 to How would you makeover Downton Abbey?

22 Oct 17, 2012
Reply by William Reid

" I had to chime in here my top 2 recommendations a walkthru of the castle while it i…"

Dennis McCarthy replied Oct 15, 2012 to How would you makeover Downton Abbey?

22 Oct 17, 2012
Reply by William Reid

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Latest Activity

Bob Blanchette posted a discussion

Dual Fuel Systems, at what point do they make sense?

Heat Pump with furnace backup. These make no sense in our area with local NG rates, but they do…See More
8 hours ago
Bob Blanchette joined Hal Skinner's group
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The RCC Classroom (Radiant Control Coatings)

A group where energy professionals can learn about all the different energy saving aspects of…See More
8 hours ago
Shashank Kirloskar posted a blog post

Important Facts about Solar Energy

“I’d put my money on the sun and solar energy. What a source of power! I hope we don’t have to wait…See More
yesterday
reflintorm replied to Dennis McCarthy's discussion Solid state lighting - saves lives- and it improves life .
"In my observation, In most of the lightning appliances led bulbs are used because of their…"
yesterday
Chad Mcaulife posted photos
Wednesday
Bob Blanchette commented on Jeremy Begley's blog post The Home Envelope : Does it Really Matter in a Heat Loss Calculation
"Infiltration makes a HUGE difference. Look at the heat loads on a windy day vs. a calm one. On a…"
Wednesday
Bob Blanchette commented on Everblue's blog post Poor HVAC Installation Leads to Increased Energy Use
"That explains a LOT of why HVAC system continue to be sized by the same "rule of thumb"…"
Wednesday
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