| Air Damper Regulators | Flow | Cain Mfg. Co., Inc. | http://www.cainmfg.com |
| Cable Operated |
| Metropolitan Air technology, lLC | http://www.metairtech.com |
| Damper Operators |
| Belimo Aircontrols (USA), Inc. | http://www.belimo.com/ |
| Damper Operators |
| INTEC Controls, Inc. | http://www.inteccontrols.com |
| Damper Operators |
| Jackson Systems, LLC | http://www.jacksonsystems.com |
| Damper Operators |
| Moog Flo-Tork | http://www.flo-tork.moog.com |
| Diffuser |
| Carnes Co. | http://www.carnes.com/ |
| Diffuser |
| Jackson Systems, LLC | http://www.jacksonsystems.com |
| Diffuser |
| Trane | http://www.trane.com |
| Duct |
| Aero-Dyne Sound Control | http://www.aero-dyne.net |
| Duct | Manual | Air Balance, Inc. | http://www.airbalance.com |
| Duct | Remote Controlled | Air Balance, Inc. | http://www.airbalance.com |
| Duct |
| American ALDES Ventilation Corp. | http://www.americanaldes.com |
| Duct | Remote Controlled | American Warming Ventilating | http://www.awv.com |
| Duct |
| American Warming Ventilating | http://www.awv.com |
| Duct | Remote Controlled | Aprilaire | http://www.aprilaire.com |
| Duct |
| Aprilaire | http://www.aprilaire.com |
| Duct | Remote Controlled | Arzel Technology, Inc. | http://www.arzelzoning.com |
| Duct |
| CES Group, Inc. | http://www.ces-group.com |
| Duct | Manual | Continental Fan Mfg. Inc. | http://www.continentalfan.com |
| Duct | Manual | Ductmate Industries, Inc. | http://www.ductmate.com |
| Duct | Manual | Flanders / CSC Corp. | http://www.flanders-csc.com |
| Duct |
| Flow Safe Inc. | http://www.flowsafe.net |
| Duct |
| Jackson Systems, LLC | http://www.jacksonsystems.com |
| Duct |
| Leader Industries Inc. | http://www.leaderindustries.com |
| Duct |
| Nailor Industries Inc. | http://www.nailor.com |
| Duct |
| National System of Garage Ventilation, Inc. | http://www.nsgv.com |
| Duct | Manual | Nordfab, Quick-Fit Duct Product Group | http://www.nordfab.com |
| Duct | Remote Controlled | Nordfab, Quick-Fit Duct Product Group | http://www.nordfab.com |
| Duct | Manual | Plenums Inc. | http://www.plenums.com |
| Duct |
| Pottorff | http://www.pottorff.com |
| Duct | Manual | Ruskin Co. | http://www.ruskin.com |
| Duct | Remote Controlled | Ruskin Co. | http://www.ruskin.com |
| Duct |
| Ruskin Co. | http://www.ruskin.com |
| Duct | Manual | Safe-Air / Dowco | http://www.safeair-dowco.com |
| Duct |
| Seal-Tite | http://www.sealtitehvac.com |
| Duct |
| Trane | http://www.trane.com/ |
| Duct | Manual | Trolex Corp. | http://www.trolexcorp.com |
| Duct | Remote Controlled | Trolex Corp. | http://www.trolexcorp.com |
| Duct | Remote Controlled | Trolex Corp. | http://www.trolexcorp.com |
| Duct |
| Trolex Corp. | http://www.trolexcorp.com |
| Duct | Manual | United Enertech Corp. | http://www.unitedenertech.com |
| Duct | Remote Controlled | United Enertech Corp. | http://www.unitedenertech.com |
| Duct |
| United Enertech Corp. | http://www.unitedenertech.com |
| Duct | Manual | Vent Products Co., Inc. | http://www.ventproducts.com
|
| Duct |
| Vent Products Co., Inc. | http://www.ventproducts.com
|
| Fire |
| Air Balance, Inc. | http://www.airbalance.com |
| Fire |
| Jackson Systems, LLC | http://www.jacksonsystems.com |
| Fire |
| Leader Industries Inc. | http://www.leaderindustries.com |
| Fire |
| Nailer Industries Inc. | http://www.nailor.com |
| Fire |
| Pottorff | http://www.pottorff-hvac.com |
| Fire |
| Ruskin Co. | http://www.ruskin.com |
| Fire |
| Safe-Air / Dowco | http://www.safeair-dowco.com |
| Fire |
| Vent Products Co., Inc. | http://www.ventproducts.com
|
| Fire |
| Vent Products Co., Inc. | http://www.ventproducts.com
|
| Fire Link
|
| Anemostat Products | http://www.anemostat.com |
| Fire Link
|
| Exploguard | http://www.exploguard.com |
| Fire Link
|
| Greenheck Fan Corp. | http://www.greenheck.com |
| Fire Link
|
| Henderson Industrial Specialties | http://www.hendersonindustrial.com |
| Fire Link
|
| Pottorff | http://www.pottorff.com |
| Motor Operated | Modulating | Air Balance, Inc. | http://www.airbalance.com |
| Motor Operated | Modulating | INTEC Controls, Inc. | http://www.inteccontrols.com |
| Motor Operated | Modulating | Jackson Systems, LLC | http://www.jacksonsystems.com |
| Motor Operated | Modulating | Johnson Controls, Inc. | http://www.johnsoncontrol.com |
| Motor Operated | Modulating | Nailer Industries Inc. | http://www.nailor.com |
| Motor Operated | Modulating | Plenums Inc. | http://www.plenums.com |
| Motor Operated | Modulating | Rooftop Systems Inc. | http://www.rooftopsystems.com |
| Motor Operated | Modulating | Ruskin Co. | http://www.ruskin.com |
| Motor Operated | Modulating | Safe-Air / Dowco | http://www.safeair-dowco.com |
| Motor Operated | Modulating | Staefa Control System | http://www.staefa.com |
| Motor Operated | Modulating | Trolex Corp. | http://www.trolexcorp.com |
| Motor Operated | Modulating | Vent Products Co., Inc. | http://www.ventproducts.com
|
| Motor Operated | Modulating | Zonex Systems | http://www.zonexsystems.com |
| Outdoor Air | Intake | Air Balance, Inc. | http://www.airbalance.com |
| Outdoor Air | Intake | American Warming Ventilating | http://www.awv.com |
| Outdoor Air | Intake | Jackson Systems, LLC | http://www.jacksonsystems.com |
| Outdoor Air | Intake | Nailor Industries Inc. | http://www.nailor.com |
| Outdoor Air | Intake | Rooftop Systems Inc. | http://www.rooftopsystems.com |
| Outdoor Air | Intake | Ruskin Co. | http://www.ruskin.com |
| Outdoor Air | Intake | Trolex Corp. | http://www.trolexcorp.com |
| Outdoor Air | Intake | Vent Products Co., Inc. | http://www.ventproducts.com
|
| Regulators | Static Pressure | Belimo Aircontrols (USA), Inc. | http://www.belimo.com/ |
| Smoke |
| Exploguard | http://www.exploguard.com |
| Smoke |
| Greenheck Fan Corp. | http://www.greenheck.com |
| Smoke |
| Henderson Industrial Specialties | http://www.hendersonindustrial.com |
| Smoke |
| Pottorff | http://www.pottorff.com |
| Smoke |
| Ruskin Co. | http://www.ruskin.com/ |
| Smoke |
| Air Balance, Inc. | http://www.airbalance.com |
| Smoke |
| Jackson Systems, LLC | http://www.jacksonsystems.com |
| Smoke |
| Leader Industries Inc. | http://www.leaderindustries.com |
| Smoke |
| Nailer Industries Inc. | http://www.nailor.com |
| Smoke |
| Pottorff | http://www.pottorff.com |
| Smoke |
| Ruskin Co. | http://www.ruskin.com |
| Smoke |
| Safe-Air / Dowco | http://www.safeair-dowco.com |
| Smoke |
| Vent Products Co., Inc. | http://www.ventproducts.com
|
| Vent | Automatic | Trolex Corp. | http://www.trolexcorp.com |
| Zone Dampers |
| Aprilaire | http://www.aprilaire.com |
| Zone Dampers |
| Carrier Corp. | http://www.corp.carrier.com/ |
| Zone Dampers |
| Jackson Systems, LLC | http://www.jacksonsystems.com |
| Zone Dampers |
| Zonex Systems | http://www.zonexsystems.com |
|
| Acme Engineering & Manufacturing Corp. | http://www.acmefan.com |
|
| Carnes Co. | http://www.carnes.com/ |
|
| Exploguard | http://www.exploguard.com |
|
| Greenheck Fan Corp. | http://www.greenheck.com |
|
| Henderson Industrial Specialties | http://www.hendersonindustrial.com |
|
| Louvers and Dampers | http://www.louvers-dampers.com/ |
|
| National Energy Control Corp. | http://www.neccdelivers.com |
|
| Pneuline Controls Co. | http://www.neccdelivers.com |
|
| Pottorff | http://www.pottorff.com |
|
| Ruskin Co. | http://www.ruskin.com/ |