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NRG-1 polyiso

Hello fellow energy geeks.Does anyone have any information on a polyiso board named NRG-1? Johns- Manville produced NRG-2And now produces N…

Started by randy tolowski in General ForumLatest Reply

Another unvented roof question

I have a gable roof that is now part of the conditioned space. can I use 8" of polyiso directly under the roof sheathing, foamed around the…

Started by randy tolowski in General ForumLatest Reply

BPI Introduces New BPI.org for Consumers

BPI has a new home on the web! BPI.org is a new interactive website designed to educate homeowners on the value of home performance energy…

Started by Mike Kandel in General ForumLatest Reply

Discussions Replies Latest Activity

Dense packed cellulose in basement?

I am looking for advice on a project I would like to attempt in my own home. It is an 1840s cape with a granite block foundation, and basem…

Started by Bryan Pringle in General Forum

12 14 hours ago
Reply by Morgan M Audetat

Slab-on-grade Insulation

Hi my name is Anthony Hicks, and I'm from Fort Wayne, Indiana. I work for a home building company and we built some slabs in the past year.…

Started by Tony Hicks in General Forum

7 14 hours ago
Reply by Morgan M Audetat

How to correctly insulate exterior wall in a 1900 house?

We are working with a homeowner who had frozen pipes over the winter.  Their home is a balloon framed two story home built in 1900.  The wo…

Started by Larry Schaffert in General Forum

8 15 hours ago
Reply by Morgan M Audetat

Can tankless water heaters provide hot water even when the groundwater is fairly cold?

Hi, I live in Cleveland where the ground temperature water can get quite cold during the winter. Our hot water heater feels like it's on it…

Started by William Fisher in General Forum

3 yesterday
Reply by John Nicholas

Marey Tankless Water Heaters

What do you guys think of these [URL="http://www.amazon.com/gp/product/B009EDGTXG/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957…

Started by Bob Blanchette in General Forum

4 yesterday
Reply by Alvin J

Do you know how to make sense of all the green home certifications and labels?

When it comes to building, remodeling, designing or developing a residential single or multi family building there are many options and cho…

Started by Brett Little in General Forum

0 Apr 10

How Much Energy Do Building Energy Codes Really Save? Evidence from California

On the Freaknomics Radio podcast last week (freaknomics.org) they interview Arik Levinson about his recent article "How Much Energy Do Buil…

Started by Tom Barrett in General Forum

39 Apr 8
Reply by Sean Lintow Sr

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

7 Apr 6
Reply by Kalvis

'YGRENE' super fund for energy upgrade financing

‘Ygrene’ energy superfund financing.   First off I want to state I know next to nothing about financing projects for energy upgrades.  That…

Started by Hal Skinner in General Forum

10 Apr 3
Reply by Hal Skinner

Ancient (70's) wall foam insulation, now a powder.

I just found a neighborhood of this stuff, degraded to a fine powder, can be disturbed by BD, This foam (back East) was urea/formaldehyde b…

Started by Tom Strumolo in General Forum

6 Apr 2
Reply by tedkidd

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Home Energy Pros

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.

Latest Activity

Jerry Lawrence posted events
12 hours ago
Morgan M Audetat replied to Bryan Pringle's discussion Dense packed cellulose in basement?
"Right you are. You have to ask: what will the cellulose contribute.  Here in Minneapolis we…"
14 hours ago
Morgan M Audetat replied to Tony Hicks's discussion Slab-on-grade Insulation
"All slabs float. We have been installing radiant floors on various slab constructions since the…"
14 hours ago
Tony Hicks replied to Tony Hicks's discussion Slab-on-grade Insulation
"2" XPS foam. I'd love an R-20. Having foam thick enough to get an R-20 would be…"
15 hours ago
Morgan M Audetat replied to Larry Schaffert's discussion How to correctly insulate exterior wall in a 1900 house?
"Sorry, I did missed the "siding nailed directly to the framing", my grandfather would…"
15 hours ago
Morgan M Audetat replied to Larry Schaffert's discussion How to correctly insulate exterior wall in a 1900 house?
"My own farm house is sided with 1/2" t&g pine boards and vinyl. We foamed then from the…"
16 hours ago
Tony Hicks replied to Tony Hicks's discussion Slab-on-grade Insulation
"Great thought! I think that would work. I'll have to put the cost together and see where I…"
16 hours ago
Danny Gough replied to Tony Hicks's discussion Slab-on-grade Insulation
"This is a tough detail because the foam on the edge of a slab doesn't provide sufficient…"
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