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Does calcification affect electric water heater aquastat temperature sensor performance?

I recently ran across a situation where a 40 gallon electric water heater was cycling on and off every five minutes or so. While monitoring…

Started by Rod Fox in General ForumLatest Reply

Load calculation program (software ) manual J

Can anyone suggest a good and easy to use program for load calculation please . Has anyone used EMS HVAC load calculator? Thank you.

Started by Benny hani in General ForumLatest Reply

Solar hot water exterior pipes insulation

Hello everyone,     I was wondering if anyone has experience with insulating exterior pipes for maximum efficiency. Since there are some s…

Started by Luis Hernandez in General ForumLatest Reply

Discussions Replies Latest Activity

What is the best energy auditing software?

Hi:   I have been using TREAT software to do my energy auditing reports. While this software is a powerful tool, its seems that it is desig…

Started by Kevin Eigel in General Forum

8 1 hour ago
Reply by Benjamin Mailian

Google Sunroof Project- Where Are They Going with Solar?

Google has just announced the Sunroof Project- A complete analysis tool for determining the feasibility of PV solar for your roof. Using Go…

Started by Jose Macho in General Forum

1 10 hours ago
Reply by Diane Chojnowski

Acronym Challenge!

We challenge you to make suggestions to help troubleshoot the below problem using as many acronyms as possible! Can you do it?To help you w…

Started by Kim Tanner in General Forum

0 17 hours ago

Fantastic innovation

What an awesome example of fantastic innovation! Check out the TrueFlow Capture Box CEE made! http://www.mncee.org/Innovation-Exchange/Res

Started by Kim Tanner in Multifamily

2 yesterday
Reply by Michael Dunseith

Does calcification affect electric water heater aquastat temperature sensor performance?

I recently ran across a situation where a 40 gallon electric water heater was cycling on and off every five minutes or so. While monitoring…

Started by Rod Fox in General Forum

13 on Thursday
Reply by Rod Fox

"Spray Foam Insulation is More Important Than LIFE!"

During 2009 Spray Polyurethane Foam Insulation was thought to be king of all insulation's. In fact, 'according to building scientist and in…

Started by Richard Beyer in General Forum

1 on Thursday
Reply by tedkidd

lifespan of air sealing materials

I am looking for research and resources concerning the effective useful life of air sealing materials. Of greatest concern to me is single…

Started by Jonathan Ballew in General Forum

14 on Thursday
Reply by Ed Minch

Modeling a Gas Fireplace in Wrightsoft

Any advice on how to factor a gas fireplace into a Wrightsoft Manual J model? Seems like it would reduce the required heat from the central…

Started by Bachi Brunato in General Forum

12 Aug 26
Reply by Judy Rachel

First NC and now GA - Building Performance Associations taking shape

Hi All - Just a quick "this is what we're up to" for the community. The NC Building Performance Association is now 18 months old and doing…

Started by Ryan Miller in General Forum

1 Aug 24
Reply by George Kopf

partitioning open basement area with retractable curtain

Hello All!! Would any of you energy experts have a recommendation and have made this type or recommendation in creating a boundary between…

Started by Kevin Jordan in General Forum

2 Aug 23
Reply by Kevin Jordan

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Benjamin Mailian replied to Kevin Eigel's discussion What is the best energy auditing software?
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Diane Chojnowski replied to Jose Macho's discussion Google Sunroof Project- Where Are They Going with Solar?
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Deconstructing and Moving a Historic Home

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Deconstructing and Moving a Historic Home

This spring in New Orleans I hosted “True Tales of Haunted Home Performance,” at the Home…See More
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Acronym Challenge!

We challenge you to make suggestions to help troubleshoot the below problem using as many acronyms…See More
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Efficiency First Arizona Chapter

Efficiency First of Arizona is the Official State Chapter of that unites the Home Performance…See More
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