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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 tolowskiLatest 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 tolowskiLatest 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 KandelLatest Reply

Discussions Replies Latest Activity

'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

8 yesterday
Reply by Hal Skinner

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

4 on Saturday
Reply by randy tolowski

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

0 on Friday

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

4 on Friday
Reply by Todd Collins

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

34 Mar 21
Reply by Dennis Heidner

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

1 Mar 19
Reply by Ben Jacobs

Vented cathedral ceiling construction advice...

Had been planning on building an unvented cathedral ceiling, but have since realized I need to vent it! Here's where I'm at so far on my co…

Started by Tony Rigdon

8 Mar 11
Reply by Sean Lintow Sr

Green Mortgage Appraisal Roundtable

For an overview of the March 11, 2014, roundtable at the White House Conference Center, take a look at my blog.  http://adomatis.wordpress.…

Started by Sandra K. Adomatis, SRA

1 Mar 8
Reply by Crosbey Archery

Tax Time Blues

There is a tax credit available to homeowners who have walls insulated. The credits were continued last year in a budget deal to cover tax…

Started by Jim Gunshinan

1 Mar 6
Reply by Sean Lintow Sr

Should your local weatherization company be required to have someone BPI certified on their staff?

Hello, 9 out of ten 10 homes visited were supposed to have been weatherized. Upon inspection, I found air leakage around heating and domest…

Started by robert jones

6 Mar 5
Reply by Michael Dunseith

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