Hahn-Mason Air Systems maintains stocked warehouses in Charleston, SC and Charlotte, NC. A large selection of air distribution products, air terminal units, commercial fans, and other HVAC products can be provided overnight to any Carolinas job site.
Download 2023 Product Catalogs
Nailor Model 1604DD 12×12 Louver Mill Finish w/removable Flange
Nailor 36×36 Counterbalanced BD Damper- Light/Med Duty
Nailor 24×24 Counterbalanced BD Damper- Light/Med Duty
Nailor 18×18 Counterbalanced BD Damper- Light/Med Duty
Nailor 12×12 Counterbalanced BD Damper- Light/Med Duty
Nailor Model 1604DD 18×12 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 48×48 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 36×36 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 36×24 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 30×24 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 24×24 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 24×12 Louver Mill Finish w/removable Flange
Nailor Model 1604DD 18×18 Louver Mill Finish w/removable Flange
Nailor 48×48 Counterbalanced BD Damper- Light/Med Duty