Bob Blanchette's Discussions (525)

Discussions Replied To (438) Replies Latest Activity

"The customers who own Geo systems have either been very happy with them (installed r…"

Bob Blanchette replied Feb 20, 2013 to Geothermal real-world performance

32 Apr 19, 2013
Reply by Terry D. Davenport

"IEC makes units right here in OKC. Not sure what they offer with ECM motors."

Bob Blanchette replied Feb 12, 2013 to Which Hydronic Air Handler

8 Feb 27, 2013
Reply by Jack Lance

"The 4" 8 MERV air filters are low cost, and have good static pressure ratings. There…"

Bob Blanchette replied Feb 7, 2013 to UV light in Furnace?

29 Mar 25, 2014
Reply by Brett Little

"Even the Merv 8 filters are MUCH better than just about any 1" filter you can buy. N…"

Bob Blanchette replied Jan 29, 2013 to UV light in Furnace?

29 Mar 25, 2014
Reply by Brett Little

"The 4" thick media filters are the best filtration system IMHO."

Bob Blanchette replied Jan 28, 2013 to UV light in Furnace?

29 Mar 25, 2014
Reply by Brett Little

"The PAR/Reflector lamps is one area that LED is awesome at because it's "native" to…"

Bob Blanchette replied Dec 29, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"The 60hz pulsing comes from days of the T12 lamps with magnetic ballasts. T12's are…"

Bob Blanchette replied Dec 29, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"The point is the average consumer won't see any payback using LED's over CFL's, A $1…"

Bob Blanchette replied Dec 29, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"When LED's are compared to CFL the only economic advantage they have is longer life…"

Bob Blanchette replied Dec 28, 2012 to Are efficient LED bulbs worth the price?

58 Jan 7, 2013
Reply by Tom DelConte

"Going from a "rock catcher" to a 4" thick Merv 8 filter will make a HUGE difference…"

Bob Blanchette replied Dec 24, 2012 to HRV or ERV

13 Dec 27, 2012
Reply by Kevin Wood

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Latest Activity

David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
"Static pressure drop through a straight length of pipe is a function of friction rate, and friction…"
36 minutes ago
Sean Wiens replied to Don Fugler's discussion joining ducts in the group HVAC
"Apparently the air passing over the PVC creates a strong static field that in turn impedes air flow."
1 hour ago
David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
"Why would you think PVC has high resistance?"
1 hour ago
Sean Wiens replied to Don Fugler's discussion joining ducts in the group HVAC
"Thanks David - I was going to look at PVC for the HRV but was cautioned against it, not because of…"
1 hour ago
David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
"Great post, Sean. I agree that screws are wise when joining metal ducts, but its also true that…"
1 hour ago
David Butler posted a discussion

Welcome Home Performance Forum Members (formerly RESNET BPI - Energy Audit and Home Performance)

Last month the Home Performance Forum merged with Home Energy Pros, now under the Home Performance…See More
2 hours ago
Sean Wiens replied to Don Fugler's discussion joining ducts in the group HVAC
"Various studies have indicated very little air flow along surface of duct (for ventilation - have…"
3 hours ago
Dara Bowser replied to Don Fugler's discussion joining ducts in the group HVAC
"Hi Don. We have never considered screws as impeding airflow, but I can see how in some ducts (e.g.…"
4 hours ago

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