| Clamps - Flexible Duct |
| Clampco Products Inc. | http://www.clampco.com |
| Clamps - Flexible Duct |
| National System of Garage Ventilation, Inc. | http://www.nsgv.com |
| Flexible Connectors |
| Barnett | http://www.e-barnett.corn |
| Flexible Connectors |
| Dryerbox, In-O-Vate Technologies | http://www.dryerbox.com |
| Flexible Connectors |
| Ductmate Industries, Inc. | http://www.ductmate.com |
| Flexible Connectors |
| Duro Dyne Corp. | http://www.durodyne.com |
| Flexible Connectors |
| Durst Corp. | http://www.durstcorp.com |
| Flexible Connectors |
| Flex-Weld, Inc. | http://www.flex-weld.com |
| Flexible Connectors |
| Hodes Co. | http://www.hodesco.com |
| Flexible Connectors |
| Malco Products, Inc. | http://www.malcotools.com |
| Sealants |
| Anti-Seize Technology | http://www.astinfo.com |
| Sealants |
| Boss Products | http://www.accumetricinc.com |
| Sealants |
| Cain Mfg. Co., Inc. | http://www.cainmfg.com |
| Sealants |
| Controlled Release Technologies, Inc. | http://www.cleanac.com |
| Sealants |
| Dow Corning Corp. | http://www.dowcorning.com |
| Sealants |
| Ductmate Industries, Inc. | http://www.ductmate.com |
| Sealants |
| Duro Dyne Corp. | http://www.durodyne.com |
| Sealants |
| The RectorSeal Corp. | http://www.rectorseal.com |
| Turning Vanes |
| Aero-Dyne Sound Control | http://www.aero-dyne.net |
| Turning Vanes |
| Cain Mfg. Co., Inc. | http://www.cainmfg.com |
| Turning Vanes |
| Tuttle & Bailey / Hart & Cooley | http://www.tuttleandbailey.com |