Miami Dade County Logo UL Logo US Green Building Council Member Logo AMCA Member Logo

Dampers > Rectangular Industrial Dampers


Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40" w.g.

NAH-721-4 Product Image

The Model NAH-721-4 is an extremely heavy duty industrial steel airfoil control damper that is rated up to 40" w.g. This damper has 3/8" galvanized steel frame and 12 gauge double skin construction airfoil blades. The NAH-720-4 can also be manufactured in all stainless steel construction.