Welded Reinforced Heavy Duty Floor Grille 1600-R-6X22 T-Bar Adjustable modular cores with fixed

Adjustable modular cores with fixed curved blades

One-piece removable slide damper for off-season closure

w/ Lever Operated Opposed Blade Damper

165° replaceable fusible link

Welded Reinforced Heavy Duty Floor Grille 1600-R-6X22 T-Bar Adjustable modular cores with fixedStandard Features * Steel honeycomb construction * Flush core and frame provides smooth surface * Free area equals more than 75% of nominal size * Driftwood Tan Options * Mounting holes for sidewall and ceiling application * 1600R reinforced welded core and extra supports for heavy duty application * Standard Color, Designer Color, Plated Metal or Wood Finish available on this product