In the Spotlight:

Updated 5/9/2012

How to Select Windows: Understanding 7 key decision drivers

The latest BuildingGreen special report includes:

  • Anatomy of a high-performance window
  • How to use NFRC ratings
  • The framework you need to make informed choices on windows
  • Smart strategies that save money

See the complete table of contents

For Educators: Free Green Building Course Syllabus

Sign up for a free campus-wide trial of BuildingGreen Suite and get a sustainable-design syllabus outline.

New GreenSpec Insights

Toxic chemicals in unfinished wood floors? 

Sealection Agribalance —


Sealection Agribalance is a zero-VOC, two-component, open-cell, spray-applied polyurethane foam insulation. This water-blown insulation contains a total of 10% rapidly renewable content from refined…

DeTerra Wall Protection —


Alpar produces corner guards, sheet wall protection, and handrails for commercial use. The majority of Alpar's products are made of deTerra—a 90% biobased polymer compound that replaces PVC, a…

Rain Harvesting Components —


Rain Harvesting Pty Ltd. offers rainwater catchment components including gutter screens, rainheads, first flush diverters, flap valves, filter pits, vermin-proof screens, and overflow valves. It also…

Wet-Flash PM 7000 —


Wet-Flash PM 7000 is an elastomeric, single-component, fluid-applied waterproofing membrane based on silyl-terminated polyether polymers. It is designed for use on rough openings around windows and…

FloBoy Variable Frequency Drive Hydronic Pumping System —


Flowtronex, a Xylem brand, offers the FloBoy variable frequency drive (VFD) hydronic pumping system. FloBoy can be operated manually or automatically and comes with a diagnostic display for access to…

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Easy Access to LEED Online Forms

LEEDuser has added another essential tool you've been asking for: sample LEED Online forms. Through a special arrangement with USGBC, LEEDuser has integrated these sample forms into the member toolkit we provide.
Read more

What does LEED certification cost, credit by credit? "The Cost of LEED" report breaks it down

Looking for LEED documentation? LEEDuser's Documentation Toolkits offer credit-by-credit samples and templates

LEEDuser Forum

RE: ventless fireplace
in NC-2009 IEQp1: Minimum IAQ Performance
21 minutes ago

RE: SMAQMD 1168 vs EPA Method 110
in NC v2.2 EQc4.1: Low-Emitting Materials—Adhesives and Sealants
43 minutes ago

Anticipated Project Type
in LEED Rating System Selection Q&A
6:04 AM

RE: O1:Interior Lighting Power Density part of Mandatory Provisions?
in CS 2009 EAp2: Minimum Energy Performance
4:46 AM

FTE Hotel Calculations
in Calculating FTEs
3:34 AM

RE: What is wrong with the form for metering faucets?
in NC 2009 WEp1: Water Use Reduction—20% Reduction
1:53 AM

RE: LBNL Window Software
in NC v2.2 EAp2: Minimum Energy Performance
Tuesday, 11:42 PM

RE: Beta-testing LEED 2012
in LEED 2012 - 4th Public Comment and Ballot Forum
Tuesday, 11:21 PM

RE: Non-Enclosed Garage
in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
Tuesday, 10:09 PM

RE: When Fundemental Commissioning Should start
in NC 2009 EAp1: Fundamental Commissioning of Building Energy Systems
Tuesday, 9:53 PM

LEEDuser Webcast: Top-20 LEED-EBOM Documentation Mistakes--And How to Avoid Them

Free Webcast Top-20 LEED-EBOM Documentation Mistakes--And How to Avoid Them Wed. April 25 | 2 p.m. Eastern Time Getting LEED-EBOM certification is all about documentation: At a lot of documentation. It's a lot of work, and yet--there are so many pitfalls, unknowns, and blind alleys that it's common for LEED review comments to hang projects up with tons of issues. Such problems are a…

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Biobased Materials: Not Always Greener

Biobased Materials: Not Always Greener

We tend to think of biobased materials as inherently greener—but even “natural” and “rapidly renewable” materials can carry big environmental impacts.

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“Manufacturers tended to be very optimistic about energy production numbers in order to compete.”
— Larry Sherwood of SWCC on the wind turbine field prior to the availability of certification

From Certification Gets Small Wind Turbine Market Turning

The Story of BuildingGreen

The BuildingGreen office today. This historic building that once housed the drafting and tuning rooms of the Estey Organ Company, has unique slate-shingle siding. Photo: Alex Wilson. Click on image to enlarge. Reflections on the founding of BuildingGreen and our evolution as a company. Last week, I reflected on Earth Day and how concern for the environment inspired me in school and then led to…

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