David Berg
  • North Wales, PA
  • United States
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David Berg replied to John Nicholas's discussion ZERH to Begin Construction in the group News & Announcements
"I worked on a ZERH home in 2012 and 2013, and it was a new 2x6 framed structure on an existing foundation.  The home was built in Cape May NJ.   The insulation levels were R21 Fiberglass in the wall cavities with a 1/2 inch foam…"
Oct 30, 2015
David Berg joined Diane Chojnowski's group
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News & Announcements

Share your news and announcements with the community in this group.To post news or an announcement, please start a new discussion. See More
Oct 30, 2015
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 Building Performance Institute's group
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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

Profile Information

Company
DSB Energy Services LLC
Role in Home Performance Marketplace
Energy auditor / assessor / analyst
Professional Certification
HERS Rater
Website URL
http://www.dsbenergy.com

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Latest Activity

Chris Dorsi commented on Home Energy Magazine's blog post The Elephant in the Room
"This was a great session, witness the fact that we had to schedule a second showing to accommodate…"
6 hours ago
Chris Dorsi liked Home Energy Magazine's blog post The Elephant in the Room
6 hours ago
eric anderson added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
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Equipement still for sail (what is left from what I was selling before)

For some reason I can't reply to my previous thread.  I sold the blower door and duct blaster/flow…See More
12 hours ago
Mark Sackerson replied to angela stanzione's discussion Used Weatherization and auditing equipment for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Angela, Do you have any blower door sets left? mark"
13 hours ago
Mark Sackerson replied to Jeffrey Anthony's discussion Blower Door Kits in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Jeffrey, do you have any blower door kits left? mark msackerson@franzoso.com"
14 hours ago
Mark Sackerson joined allen p tanner's group
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Energy Auditing Equipment for Sale, Trade or to Purchase

Discuss the pros and cons of the equipment you are interested in prior to purchase. Post equipment…See More
14 hours ago
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