The International Living Building Institute, a US-based sustainable building certification program, has developed the ‘Red List’ of materials that are not to be used in construction. This should not be new to all of us practicing in the professional design world. But information is updated each year to reflect emerging research and standards.

Here are three informative resources:

Why You Need the Red List

When it comes to building materials and resources, there are three daunting words that most green builders have at least heard about—The Red List. A critical component of the Living Building Challenge (LBC), the bulleted list of “worst in class” materials and chemicals give builders a guide of what to avoid when building sustainably.
- Lisa Bonnema, Architect Magazine

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The 'Red List' of Building Materials

Red List Building Materials are materials that US government agencies, such as the U.S. EPA, European Union Commission on Environment, and the State of California designate as harmful to living creatures, including humans. Additionally, several private entities have developed separate list—some of which rank levels of chemical harmfulness.
-Greenspec

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About the LBC Red List

With the release of the Living Building Challenge 4.0, ILFI also introduced the LBC Watch List. The intent of the LBC Watch List is to signal to manufacturers and project teams that ILFI has identified certain chemicals and compound groups for potential inclusion in the LBC Red List. The Watch List does not impact a product’s Declaration Status, nor the ability of project teams to use products that contain these chemicals on LBC projects. The LBC Red List CASRN Guide remains the enforceable screening list...
- International Living Future Institute

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Restricted and Endangered Wood Species

Another important consideration is the list of restricted and endangered wood species world wide. Whether specifying hardwood flooring, millwork, furniture, and even décor items, pay attention to the type of wood and where it has come from.
-The Wood Database

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