ADC – Air Diffusion Council: Flexible duct publications, FAQ
AHRI – Air Conditioning Heating Refrigeration Institute: Directory for certified product performance
ARL – Applied Research Laboratories: Online listed product directory
BOAF – Building Officials Assoc. of Florida: Code seminars, informal code interpretations
ETL – Online certification directory
EPA – Environmental Protection Agency: Energy Star building programs
EPA – Environmental Protection Agency: IAQ laws, regulations, technology
EPA – Environmental Protection Agency: IAQ Product labeling system, verification
International Code Council: eCodes
NAHB – National Assoc. Home Builders
NAIMA – North American Insulation Mfg Assoc: Standards codes, Standards, guides
UL – Online certification directory
USGBC – US Green Building Council: LEED (Leadership in Energy & Environmental Design)