VAR-3

BAROMETRIC DAMPERS

STANDARD CONSTRUCTION
MODEL VAR-3 MIN. HEIGHT 16" (406 MM)
FRAME 16 GA GALVANIZED STEEL
BLADES 16 GA GALVANIZED STEEL MAX. 2400 FPM
DRIVE AXLE Ø 1/2" (12.7 MM) COLD ROLLED STEEL – ZINC PLATED
AXLES Ø 1/2" (12.7 MM) BOLTED SLIDING SWIVEL
BLADE SEALS EXTRUDED E.P.D.M. MOULDINGS
BUSHINGS DELRIN (POLYMER)

PERMANENT LUBRICATION
COUNTERWEIGHT LOCATED ON CONTROL ARM OR ON BLADES
HARDWARE YELLOW ZINC PLATED
WIDTH MIN. 6" (152 MM)

MAX. 48" (1 219 MM)
HEIGHT MIN. 16" (406.4 MM)

MAX. 48" (1 219 MM)
AVAILABLE OPTIONS
FRAME FLANGED
BLADES 14 GA

12 GA
BUSHINGS BRONZE

STAINLESS STEEL

BALL BEARINGS
FRAME SEALS STAINLESS STEEL
INSULATION ARMAFLEX 3/16" (4.8 MM) (ACRYLIC GLUE) - INT./EXT. BLADE
FINISH LECHLER ISOLACK (5-YEAR WARRANTY)