| Condensation |
| AAON, Inc. | http://www.aaon.com/ |
| Condensation |
| Aerofin Corp. | http://www.aerofin.com |
| Condensation |
| Commercial Coils, Inc. | http://www.comcoil.com |
| Cooling | Brine | Aerofin Corp. | http://www.aerofin.com |
| Cooling | Cold Water | Aerofin Corp. | http://www.aerofin.com |
| Cooling | Direct Expansion | Aerofin Corp. | http://www.aerofin.com |
| Cooling | Brine | Colmac Coil Mfg., Inc. | http://www.colmaccoil.com |
| Cooling | Cold Water | Colmac Coil Mfg., Inc. | http://www.colmaccoil.com |
| Cooling | Direct Expansion | Colmac Coil Mfg., Inc. | http://www.colmaccoil.com |
| Cooling | Brine | Heatcraft Commercial Products | http://www.lavata.com |
| Cooling | Cold Water | Heatcraft Commercial Products | http://www.lavata.com |
| Cooling | Direct Expansion | Heatcraft Commercial Products | http://www.lavata.com |
| Cooling | Cold Water | RAE Coils | http://www.rae-corp.com |
| Cooling | Direct Expansion | RAE Coils | http://www.rae-corp.com |
| Evaporators | Shell & Tube | Coil Co. | http://www.coilco.com |
| Finned |
| AAON, Inc. | http://www.aaon.com/ |
| Finned |
| Aerofin Corp. | http://www.aerofin.com |
| Finned |
| Armstrong International, Inc. | http://www.armstronginternational.com/ |
| Finned |
| Carrier | http://www.carrier.com |
| Finned |
| CES Group, Inc. | http://www.ces-group.com |
| Finned |
| Coil Co. | http://www.coilcompany.com |
| Finned |
| Colmac Coil Mfg., Inc. | http://www.colmaccoil.com |
| Finned |
| Commercial Coils, Inc. | http://www.comcoil.com |
| Finned |
| Heatcraft Commercial Products | http://www.lavata.com |
| Finned |
| L.J.Wing Co. | http://www.ljwing.com |
| Finned |
| McQuay International | http://www.mcquay.com |
| Finned |
| PEF Industries, Inc. | http://www.peftn.com |
| Finned |
| York International | http://www.york.com |
| Heating | Indirect | Aerofin Corp. | http://www.aerofin.com |
| Heating | Indirect | Heatcraft Commercial Products | http://www.lavata.com |
| Heating & Cooling | Pre-Assembled | Carrier | http://www.carrier.com |
| Heating & Cooling | Pre-Assembled | Henry G. Dietz Co., Inc. | http:/www.lowpressure.com |
| Pipe |
| The RectorSeal Corp. | http://www.rectorseal.com |
|
| Trane | http://www.trane.com/ |
| Hot Water Storage Tanks |
| Commercial Coils, Inc. | http://www.comcoil.com |
| Hot Water Storage Tanks |
| Thrush Co. Inc. | http://www.thrushco.com |