| # | Organization | Country | Specialty | Web Address |
|---|
| 1 | 0 0 PEX plumbins supplies DIY PEX PLumbing and PEX pipe installation | USA | Air Conditioning & Refrigeration, Boiler, Plumber, Solar | Click here. |
| 2 | 0 131 16-plate Heat Exchanger / Chiller | USA | Air Conditioning & Refrigeration | Click here. |
| 3 | 00 00 0 PEXuniverse.com this is best PEX supplies includes PEX tubing, PEX-AL-PEX Tubing, PEX Fittings, PEX Manifolds and PEX Tools | USA | Air Conditioning & Refrigeration | Click here. |
| 4 | 000111 PEX Manifolds. Plumbing Copper Manifolds | USA | Air Conditioning & Refrigeration | Click here. |
| 5 | 00111 PEX Tubing or PEx piping for plumbing or heating | USA | Air Conditioning & Refrigeration | Click here. |
| 6 | AC Doctor | USA | Air Conditioning & Refrigeration, Contractor, Distributor, Indoor Air Quality | Click here. |
| 7 | Air & Water | USA | Air Conditioning & Refrigeration | Click here. |
| 8 | Air Conditioning Contractors of America (ACCA) | USA | Air Conditioning & Refrigeration, Contractor | Click here. |
| 9 | Air Infiltration & Ventilation Centre (AIVC) | International | Environmental, Indoor Air Quality | Click here. |
| 10 | Air Movement & Control Association (AMCA) | International | Manufacturer | Click here. |
