Links
- AABC
- Associated Air Balance Council
- ACCA
- Air Conditioning Contractors of America
- AEE
- Association of Energy Engineers
- ARI
- Air Conditioning and Refrigeration Institute
- ASHRAE
- American Society of Heating, Refrigeration, and Air Conditioning Engineers
- GHPC
- Geothermal Heat Pump Consortium
- IGSHPA
- International Ground Source Heat Pump Association
- IHACI
- Institute of Heating & Air Conditioning, Inc.
- MCAA
- Mechanical Contractors Association of America
- NATE
- North American Technician Excellence Certification Organization
- PHCC
- Plumbing-Heating-Cooling Contractors Association
- RSES
- Refrigeration Service Engineers Society
- SEIA
- Solar Energy Industries Association
- SMACNA
- Sheet Metal and Air Conditioning Contractors National Association
- SMWIA
- Sheet Metal Workers International Association
- UA
- United Assoc. of Journeymen & Apprentices, Plumbing & Pipe Fitting
- Energy Videos
- California Energy Commission
- AHRInet.org
- Formally GAMAnet.org
- Bacharach-Training
- Bacharach Training Section
- ComfortInstitute
- Free special reports for homeowners
- HVAC-Talk
- Contracting Business HVAC-Talk #1 HVACR Community
- HVACPROTech
- HVAC/R Controls - Extensive Tools & Instruments Boards
- Chiller Mechanic
- Industry information and discussion with mechanics
- Physicsforums
- Everything physics
- Contracting Magazine
- Cahners Publishing
- Contracting Business
- Penton Publishing
- Heating/Piping/Air Conditioning
- Penton Publishing
- Plumbing & Hydronic Contractor News
- TMB Publications
- The ACHR News
- Checkout their Btu Buddy articles
- Engineered Systems
- Business News Publishing
- RSI The Refrigeration School - Blog
- Visit their blog