Best Practices (35)

Discussions Replies Latest Activity

Best practice recommendations for this vaulted ceiling?

Hello energy pros, Some relatives of mine recently purchased this 1917 house in Northern California and, as the family member who does "th…

Started by Griffin Hagle

12 Apr 14, 2014
Reply by Griffin Hagle

Hot roof in a cold climate?

Hey Home Energy Pro's! Tim Reynolds here in Des Moines Iowa, I have been able to work with a group here that is trying out a hot roof syst…

Started by Tim Reynolds

6 Feb 26, 2014
Reply by Sean Lintow Sr

what is more efficient a boiler or hw ?

recently a customer asked me what will be more efficient equipment for a hotel. right now its working with 3 hw, two 2000btu input and one…

Started by David martinez

1 Feb 3, 2014
Reply by Sean Lintow Sr

Is my HVAC Guy correct? 2 systems instead of 1 system with Dampers

I'll soon be working on converting a second floor of a residential building that was never finished and is being used as an attic for the…

Started by scottscontracting

54 Nov 9, 2013
Reply by Curt Kinder

Sizing A Ground Heat Exchanger for Installation

Ground Heat Exchanger (GHE) is the key to the efficiency of a Ground Source Heat Pump (GSHP). However, GHE is not standardized as other par…

Started by Perry Ning

1 Sep 14, 2013
Reply by Bob Blanchette

2nd Edition! Home Performance Diagnostics: the Guide to Advanced Testing

Now in its 2nd Edition, Home Performance Diagnostics includes over 40 diagnostic tests in 220 pages, with 180 full-color photos walking you…

Started by Corbett Lunsford

0 Jun 7, 2013

Boxing and Insulating Around Non-ICAT Cans

I have a client with 16) 4" halogen recessed light fixtures in the attic. I'd like to cover the cans with air tight, fire rated boxes. The…

Started by Bachi Brunato

9 May 31, 2013
Reply by peter chang

air sealing sprinklers

does anyone have experience air sealing fire sprinklers?   Per California code, all new  homes must have fire sprinklers.... think 30 to 40…

Started by mike keesee

8 May 28, 2013
Reply by Ed Minch

Misting Aeroseal in Pressurized Home = Amazing Air Sealing Innovation

As a training program manager for a non-profit, I am often too busy managing my program to catch all of the latest and coolest innovations…

Started by George Kopf

0 May 24, 2013

Backdraft Detectors - Are they reliable?

On a recent Quality Assurance site visit, I found a gas-fired water heater with a "Vent-rite Spill Alarm" installed on the flue. The contr…

Started by Nick Helmholdt

2 May 10, 2013
Reply by Jim Peck

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Forum Discussions

Psychrometric Chart Training

Started by John Krochmalny in Training 1 hour ago. 0 Replies

Too many Heat Pump Water Heaters in a basement?

Started by Brad Cook in General Forum. Last reply by Michael Duclos 6 hours ago. 10 Replies

How would you insulate this roof?

Started by David Butler in General Forum. Last reply by David Butler yesterday. 2 Replies

Dirty solar panels

Started by Evan Mills in General Forum. Last reply by Stacie Bagnasco on Monday. 1 Reply

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John Krochmalny posted a discussion

Psychrometric Chart Training

Looking through the various areas of this site, I didn't see too much information or training on…See More
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Dannie Jackson's blog post was featured

Core Heat And Other Concepts

  In some places the use of solar heated liquids from hot water solar panels are used to provide…See More
6 hours ago
Michael Duclos replied to Brad Cook's discussion Too many Heat Pump Water Heaters in a basement?
"I’ve been looking into Sanden for a multi-family PH near Laconia, NH, ASHRAE 99.6% temp is…"
6 hours ago
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David Butler replied to Brad Cook's discussion Too many Heat Pump Water Heaters in a basement?
"theoretically, let's say you perfectly isolate the HPWH from a heat source. The HPWH's…"
yesterday
David Butler replied to David Butler's discussion How would you insulate this roof?
"Interesting idea. Commercial roof on a slope! Typical density for roofing spray foam is 2.5 to 3.0…"
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Hiring 2 Training Specialists in Champaign-Urbana, Illinois

The Applied Research Institute (ARI) at the University of Illinois at Urbana-Champaign is seeking…See More
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