An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Polychlorinated Biphenyls (PCBs)

Questions and Answers about Polychlorinated Biphenyls (PCBs) in Building Materials

The specific questions and answers (Q&As) provided in this document are meant to help school administrators, building owners, managers and occupants better understand the types of building materials that may contain PCBs, the potential for building occupant exposure to PCBs, and how exposure to PCBs can be assessed and reduced.

Information presented in this document is broadly applicable and serves as practical guidance meant to reduce potential exposure of building occupants to PCBs within a reasonable time frame and under exposure conditions expected in schools and other buildings.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.