David Butler's Discussions (121)

Discussions Replied To (100) Replies Latest Activity

"@Dennis, without defending Big-8, I would point out that condensation (on duct surfa…"

David Butler replied yesterday to Using radiant barriers as duct insulation, Aka "Bubble wrap" What value do you assign for R-value?

15 yesterday
Reply by Dennis Heidner

"Bradford wrote: >I do not see that amount of moisture on that size of coil as a p…"

David Butler replied on Thursday to REALLY????

12 on Saturday
Reply by Danny Gough

"@Bradford, Danny is referring to residual moisture that remains adhered to the coil…"

David Butler replied on Thursday to REALLY????

12 on Saturday
Reply by Danny Gough

"Depending on loads and how the stat is managed, there's usually one extended off-cyc…"

David Butler replied May 12 to REALLY????

12 on Saturday
Reply by Danny Gough

"Although I haven't personally measured coil moisture, it stands to reason that what…"

David Butler replied May 12 to REALLY????

12 on Saturday
Reply by Danny Gough

"Another less expensive option without wi-fi capability is the Hobo monitor by Onset.…"

David Butler replied Apr 5 to Need - Measuring and Tracking system for RH and Temps inside wall of New Home

6 Apr 5
Reply by Daniel Baur-McGuire

"Despite references to the term 'air balance', I was thinking Cello would be used by…"

David Butler replied Mar 7 to Residential airflow balancing

4 Mar 7
Reply by Antoine Karam

"Hi Antoine, see this article at Energy Vanguard, especially my comments: https://bit…"

David Butler replied Mar 7 to Residential airflow balancing

4 Mar 7
Reply by Antoine Karam

"Opps, I didn't notice the on-peak period (3PM to 8PM) doesn't change in winter. Scra…"

David Butler replied Mar 6 to When can an oversized A/C be a good thing?

19 Mar 6
Reply by David Butler

"@Gamaliel, thanks for the info as I wasn't following APS's most recent rate filing (…"

David Butler replied Mar 4 to When can an oversized A/C be a good thing?

19 Mar 6
Reply by David Butler

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Forum Discussions

How to Insulate Exposed Outdoor Ductwork?? Help

Started by Daniel Baur-McGuire in General Forum. Last reply by Franco Oyuela yesterday. 8 Replies

REALLY????

Started by Danny Gough in HVAC. Last reply by Danny Gough on Saturday. 12 Replies

Where to spend my marketing dollars?

Started by Trip Smith in Marketing. Last reply by Building Performance Institute May 14. 10 Replies

Easy Tests for HVAC during audit

Started by Craig Bird in Weatherization. Last reply by John White May 9. 19 Replies

Water heater ventilation question

Started by Luis Hernandez in General Forum. Last reply by Dennis Heidner May 8. 23 Replies

Polar vortex photos of ice forming INSIDE homes!

Started by Diane Chojnowski in General Forum. Last reply by Michael Cuomo May 4. 1 Reply

LEED for Homes Green Rater Training

Started by Ryan Moore in Training. Last reply by Michael Cuomo May 3. 1 Reply

Latest Activity

Jimothy Whisnant added 2 discussions to the group Energy Auditing Equipment for Sale, Trade or to Purchase
4 hours ago
Building Performance Association's blog post was featured
7 hours ago
Franco Oyuela commented on John White's blog post Common Reasons Your Air Conditioner Is Not Turning On
"The AC unit won’t turn on: 1. Tripped Circuit Breaker2. Blown Fuse3. Clogged Condensate…"
16 hours ago
Franco Oyuela commented on John White's blog post Common Air Conditioning Problems and Their Possible Solutions
"Top Air Conditioning Problems and Solutions 1. The A/C Stops Working Completely. When the air…"
17 hours ago
tedkidd liked Jim Gunshinan's blog post Is Geothermal a Realistic Way to Achieve True Energy Independence? by Sallie McBrien
18 hours ago
tedkidd liked Jim Gunshinan's blog post Is Geothermal a Realistic Way to Achieve True Energy Independence? by Sallie McBrien
18 hours ago
Chris Heenan commented on Jim Gunshinan's blog post Is Geothermal a Realistic Way to Achieve True Energy Independence? by Sallie McBrien
"Article written by a Realtor. WSHP have very high efficiency but they significant install _and_…"
18 hours ago
Building Performance Association posted a blog post
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