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Credit - Rating System Correction

Replace the paragraph with the following:In mechanically ventilated buildings, each ventilation system that suppliesoutdoor air shall comply with the following during the performance period:

Reports, Courses, Study Guides, Live Webinars

Currently not for sale, being updated and re-released in August 2021.

The BuildingGreen Guide to Insulation provides detailed guidance on insulation products and practices, including cost comparisons and detailed recommendations on what insulation to use, and what to avoid. It's a treasure trove of information for architects and designers,... Read more

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Credit - Rating System Correction

Replace the text of the third bullet with the following:In mechanically ventilated buildings, each ventilations system thatsupplies outdoor air shall comply with the following:

Campus-wide Group

Private Group

Credit - Rating System Correction

Revise item 1 to read as follows:

1. Total VMT (in miles) for all passenger vehicles for the city or community for a minimum period of one calendar year.

Revise item 2 to read as follows:

2. Total population of the city or community. Consider daytime and night time population, as well as permanent and... Read more

Product Guide

Glazing connects occupants to the outdoors, but with so many opportunities for air leakage, poor insulation, and thermal bridging, glazing is the primary weak link in building energy performance.

BuildingGreen-Approved Glazing Systems

BuildingGreen approves glazing that offers strong energy performance properties for a variety of... Read more

Credit - Rating System Correction

Correct metric conversion of commercial clothes washers 34 liters/cf/cycle to 1,200 liters/m3/cycle

Credit - Rating System Correction

Below this section, insert the following text:Projects with limited landscape opportunities may also donate offsiteland in perpetuity, equal to 60% of the previously developed area(including the building footprint), to a land trust within the same EPALevel III Ecoregion identified for the project site. The land trust mustadhere to the Land Trust... Read more

Credit - Rating System Correction

In the first paragraph, remove the text "Design natural ventilation systems for occupied spaces to meet the recommendations set forth in the Carbon Trust "Good Practice Guide 237" (1998)."

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Product Guide

CEUs are available for reading our entire plumbing guide. Click here to learn more and take the quiz.

Piping used for drains, waste stems, and vents is typically made from materials such as PVC or cast iron, which are durable but have significant manufacturing and other life-cycle impacts.

BuildingGreen-... Read more

Forum topic

The AIA conference is coming up soon as well.  It is scheduled for June 19-23 in NYC. I have heard about a lot of great sessions and I am thinking it would be helpful if we could collect info here.  Please respond to this message with info about your session and I will compile all of this into a handy reference document.  I will start with my... Read more

Forum topic

Thanks to everyone who joined us for the Show and Tell at Greenbuild! Here are slides from the presentations:

Forum topic

I'm writing an article surveying and comparing various embodied carbon tools, including whole-building LCA tools. I'm looking for interviewees who have used at least TWO of the three major LCA tools currently in use in North America (Tally, Athena IE, and One Click LCA). If you've tried all three, all the better! If you or someone in your firm... Read more

Forum topic

Hi all, 

Following the SCL Summit back in November, the Waste Subgroup agreed to complete a Model Waste Management Plan to serve as a contractor commitment to reduce construction waste. I distributed the attached (very rough) draft back in Jan., and received some good feedback via forum comments. 

We would like to set up a call to... Read more

Credit - Rating System Correction

In the fourth line of the paragraph, remove the text ", as established through an accepted building energy performance simulation tool"