VAPI-BF

INSULATED EXTRUDED ALUMINUM DAMPERS

STANDARD CONSTRUCTION
MODEL
VAPI-BF
SINGLE BLADE, MAX. HEIGHT OF 11-3/4" (298 MM)

PARALLEL ACTION, MIN. HEIGHT OF 12" (305 MM)

OPPOSED ACTION, MIN. HEIGHT OF 14" (356 MM)
FRAME EXTRUDED 6063-T6 ALUMINUM, 0.102" (2.6 MM) THICK
BLADES EXTRUDED 6063-T6 ALUMINUM, 0.08" (2 MM) THICK
DRIVE AXLE MACHINED 1/2" X 1/2" (12.7 MM X 12.7 MM)
SQUARE TO Ø 1/2" (12.7 MM) ROUND STEEL BAR, BOLTED
AXLES 1/2" X 1/2" (12.7 MM X 12.7 MM) ALUMINUM BAR, PUNCHED
OPERATING
TEMPERATURE
-40 °C TO 74 °C (-40 °F TO 165 °F)
FRAME
SEALS
SILICONE -62 °C TO 288 °C (-80 °F TO 550 °F)
BLADE
SEALS
SILICONE -62 °C TO 288 °C (-80 °F TO 550 °F)
FRAME
INSULATION
RESIN THERMAL BREAK AND RX ISO INSULATION
(R-6 FACTOR)
BLADE
INSULATION
POLYURETHANE FOAM (R-2.74 FACTOR)
BUSHINGS INNER PART: CELCON (POLYMER)

OUTER PART: POLYCARBONATE
STOPPERS PVC
HARDWARE YELLOW ZINC PLATED
WIDTH MIN. 6" (152 MM)

MAX. 60" (1 524 MM)
HEIGHT SINGLE BLADE

-FLANGED FRAME
MIN. 6-1/2" (165 MM)
MAX. 9-3/4" (248 MM)

-INSERTION-TYPE FRAME
MIN. 6-1/2" (165 MM)
MAX. 11-3/4" (298 MM)

MULTIPLE BLADES


MIN. 12" (305 MM)
MAX. 48" (1 219 MM)

AVAILABLE OPTIONS
FRAME FLANGED
BUSHINGS BRONZE

STAINLESS STEEL

BALL BEARINGS
ASSEMBLY FACE AND BYPASS

JACK SHAFT 3/4" (19 MM) - MAX. 45 FT² (4.18 M²)
HARDWARE STAINLESS STEEL
FRAME SEALS ROUNDED STAINLESS STEEL STRIP