Advanced Energy  
http://www.advancedenergy.org/

Affordable Comfort, Inc.
http://www.affordablecomfort.org/

Air Conditioning Contractors Of America
http://www.acca.org/

Air Diffusion Council; Flexible Duct 
http://www.flexibleduct.org/

Air Sealers Institute of America
http://www.airsealers.com/

Building Science Corporation
http://www.buildingscience.com/

Energy Star - Tightly Sealed Ducts
http://www.energystar.gov/index.cfm?c=behind_the_walls.btw_ducts

Florida Institute for Sustainable Energy; University of Florida
http://www.energy.ufl.edu/

Florida Solar Energy Center
http://www.fsec.ucf.edu/

Green Building Concepts
http://www.greenconcepts.com/buildinghints/sealingairducts.html

Habitat for Humanity International
http://www.habitat.org/

High Performance HVAC
http://highperformancehvac.com/

Home Energy Saver
http://hes.lbl.gov/

HVAC-Talk:
http://hvac-talk.com/vbb/

The Inspectors Journal Online
http://www.inspectorsjournal.com/

Journal Light Construction
http://www.jlconline.com/cgi-bin/jlconline.storefront

LA House at LSU AgCenter
http://www.lsuagcenter.com/en/family_home/home/la_house/photo_gallery/
Photo+Gallery++Louisiana+House++Home++Landscape+Resource+
Center_seriespage-42.htm

North American Insulation Manufacturers Association
http://www.naima.org/

Oikos Green Building Source
http://www.oikos.com/

Operation Helmet Protect our troops
http://www.operation-helmet.org/

Underwriters Laboratory (UL)
http://www.ul.com/

U.S Census New Construction
http://www.census.gov/const/www/newresconstindex.html

U.S. Dept. Of Energy; Energy Efficiency & Renewable Energy
http://www1.eere.energy.gov/buildings/index.html

U.S Green Building Council
http://www.usgbc.org/