There are a great many industry links
and we are including some of the most popular
ones that you may need to access:


Air-Conditioning, Heating and Refrigeration Instititute (AHRI)

American Water Works Association (AWWA)

American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE)

American Society of Plumbing Engineers (ASPE)

International Association of Plumbing and Mechanical Officials (IAPMO)

National Association of Plumbing, Heating, Cooling Contractors (NAPHCC)

International Code Council
BOCA International
Council of American Building Officials (CABO)

U.S. Green Building Council

National Association of Wholesaler-Distributors

Database of State Incentives for Renewables & Efficiency (DSIRE)