David Berg
  • North Wales, PA
  • United States
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Latest Activity

David Berg replied to Patrick Michaelyan's discussion Insulating the "walls" of a mansard-style roof.
"If the sheathing is being removed, then installing a layer of rigid foam under new sheathing is appropriate.  There should be a non condensing insulation layer adjacent to the "roof" sheathing.  In the DC climate zone this is…"
Dec 5, 2013
David Berg replied to Mike Kandel's discussion BPI's October Stump the Chump! in the group Building Performance Institute (BPI)
"looking at the information provided: 1 - is the system a multistage unit to better match load as well as zoning demands. 2 - is the heating capacity properly matched to to home demand - does the backup heat run? 3 - is the cooling capacity too large…"
Oct 26, 2012
David Berg joined Leslie McDowell, BPI's group

Building Performance Institute (BPI)

BPI is the nation's premier standards development, quality assurance and credentialing organization for residential energy efficiency retrofit work.See More
Oct 26, 2012
David Berg replied to Bob Blanchette's discussion Cooling blower off delay vs. Humidity
"Good question. According to the technical documents the humidistat can be wired in and call for cooling operation with the the blower operation profile that is setup on the dip switches. "
Jun 29, 2012
David Berg replied to Bob Blanchette's discussion Cooling blower off delay vs. Humidity
"This unit is a TRANE UY120R9V5V gas furnace installed with a 5 ton Trane coil and 4 ton Trane compressor."
Jun 29, 2012
David Berg replied to Bob Blanchette's discussion Cooling blower off delay vs. Humidity
"My home also has variable speed blower and a special blower setting to maximize system performance and moisture extraction.  I have attached an extraction from the air handler documentation showing how the blower operation can be moderated.…"
Jun 29, 2012
David Berg replied to Bob Blanchette's discussion Cooling blower off delay vs. Humidity
"Some manufacturers have a ramp down and in some cases a ramp up fan behavior (variable speed blowers) that run at lower speeds for a few minutes at the end and beginning of the cooling cycle to extract more moisture from the air stream.  This…"
Jun 28, 2012

David Berg just added their location.
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Mar 26, 2012
David Berg commented on Ed Voytovich's blog post NOx NOx "Who's There?"
"In my Testo 327-2 analyzer, there is a NO filter that removes the NO before the CO sensor.  It is one of the maintenance items that has to be replaced when the absorbing chemical is consumed.  Are you concerned about the CO readings or the…"
Mar 26, 2012
David Berg updated their profile photo
Dec 16, 2010
David Berg is now a member of Home Energy Pros
Nov 30, 2010

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DSB Energy Services
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Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

Latest Activity

David Byrnes posted a discussion

Insulation machine preferences

I'm in the market for a new insulation machine and am unhappy with my existing plug in machine…See More
24 minutes ago
Profile IconJuan Jose Palacios and Hillary Ames joined Home Energy Pros
45 minutes ago
Hal Skinner replied to Timothy Renz's discussion Vinyl batt to metal frame ware house
"The reason the metal is corrugated is so it has the ability to expand and contract.  Day,…"
2 hours ago
John Gillis added a discussion to the group News & Announcements

Energy Savings of Whole House Fans vs. Air Conditioners in SoCal Featured on New 'Ask This Old House' Season

The new season of Ask This Old House began this week with a segment on the energy saving properties…See More
2 hours ago
Alice La Pierre commented on Daina Martin's blog post 5 Appliances that will Save You Money and Energy
"Daina, thank you so much for the information on the new washing machines.  I know that…"
2 hours ago
Jason Raddenbach replied to John Carton's discussion Smoke Puffer stick
"There are basically 3 types of puffers: 1) The acid variety that you are already familiar with. As…"
2 hours ago
Beverly Lerch commented on Bijou Lulla's blog post Ready Reckoner of Home Energy Consumption Facts
"Space heating and cooling is a very large part of our energy consumption, I agree.  This is…"
4 hours ago
Dale@EnergyWright replied to John Carton's discussion Smoke Puffer stick
"Look Solutions makes a couple versions of the Tiny Fogger, but it's pricey at about…"
5 hours ago

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