19-3 / 4 x 19-3 / 4 inch , Galvanized Steel Frame & Aluminum Blades , Backdraft Exhaust Damper , Vert / Horiz , 3HHL6
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Last refresh Mar/02/2018 12:21 PM
Backdraft Damper, Vert/Horiz Mtg, 19 3/4Sq, 3HHL6 Backdraft Exhaust Damper, No-flange, Horizontal or Vertical Mount, Damper Size 19 3/4 x 19 3/4 In, Overall Size 19 3/4 x 19 3/4 In, Outside Flange 19 3/4 x 19 3/4 In., Max Velocity 2000 FPM, Construction Material G-90 Galvanized Steel Frame and Aluminum Blades, Includes Pre-punched Conduit Hole Knock-out and Felted Edges For Quiet Operation Overall Size (In.): 19-3/4 x 19-3/4 Damper Size (In.): 19-3/4 x 19-3/4 Type: No Flange, Horizontal or Vertical Mount Includes: Pre-punched Conduit Hole Knock-out and Felted Edges For Quiet Operation Package Quantity: 1 Item: Backdraft Exhaust Damper Max. Velocity (FPM): 2000 Outside Flange (In.): 19-3/4 x 19-3/4
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