VAR-1

BACKDRAFT DAMPERS FRONT FLANGE

STANDARD CONSTRUCTION
MODEL VAR-1 EXTERIOR WALL
FRAME EXTRUDED 6063-T6 ALUMINUM, 0.072" (1.83 MM) THICK
BLADES ALUMINUM 0.032" (0.81 MM) THICK - MAX. 1 000 FPM
LINKAGE ALUMINUM
AIR FLOW HORIZONTAL

VERTICAL (UPWARDS)
WIDTH MIN. 6" (152 MM)

MAX. 36" (914 MM)
HEIGHT MIN. 4" (101.6 MM)

MAX. 48" (1 219 MM)
AVAILABLE OPTIONS
FRAME STAINLESS STEEL

GALVANIZED STEEL
BLADES STAINLESS STEEL

GALVANIZED STEEL
FINISH LECHLER ISOLACK (5-YEAR WARRANTY)
HARDWARE STAINLESS STEEL
INSULATION ARMAFLEX 3/16" (4.8 MM) (ACRYLIC GLUE) - INT. BLADE