ZERO ENERGY PROJECT https://zeroenergyproject.org

ECOHOME https://www.ecohome.net

BUILDING GREEN https://www.buildinggreen.com

PASSIVE HOUSE INSTITUTE https://passivehouse.com

PASSIVE HOUSE INSTITUTE US https://www.phius.org/home-page

https://be-exchange.org/climate-mobilization-act-series-reimagining-envelopes/

New York Passive House website link: https://www.nypassivehouse.org/what-is-passive-house/

475 High Performance Building Supply website link: https://foursevenfive.com 

475 Video Library: https://foursevenfive.com/videos/