Description
FSD – COMBINATION FIRE SMOKE DAMPER
1-1/2 Hour Ultra Low Leakage
Combination Fire/Smoke Damper
FIRE DURATION RATING: 1-1/2 HR
ULTRA LOW LEAKAGE: CLASS 1
INSTALLATIONS: VERTICAL AND HORIZONTAL
TEMPERATURE RATING: 250°F
OPERATION: PARALLEL BLADE
MAXIMUM STATIC PRESSURE: TO 4.0″ W.G
MAXIMUM VELOCITY: TO 2000 FPM
POWER OPEN/SPRING CLOSURE
FRAME:
16 GAUGE GALVANIZED STEEL INTERLOCKING STACKED HAT SECTION CHANNEL FRAME CONSTRUCTION
BLADES:
16 GAUGE GALVANIZED 3″V” FORMED
BEARINGS:
SINTERED BRONZE, OIL IMPREGNATED
AXLES:
1/2 SQUARE ZINC PLATED STEEL STUDS
LINKAGE:
.12 X .50 ZINC PLATED STEEL CONCEALED IN THE CHANNEL FRAME
FINISH:
MILL GALVANIZED
BLADE SEALS:
60-65 DUROMETER SILICONE RUBBER WITH LAMINATED ACRYLIC ADHESIVE PERMANENTLY BONDED TO BLADE EDGES.
JAMB SEALS:
CORROSION RESISTENT STAINLESS STEEL
JACKSHAFT:
1/2″ DIAMETER ZINC PLATED STEEL WITH JACKSHAFT CONNECTOR COUPLING
CAULKING:
UL APPROVED SILICONE SEALANTS: DOW CORNING RTV-732, 999A, GE-1200
SLEEVE:
SPECIFY: RECTANGLE, ROUND, OVAL, OR SPECIAL
ACTUATOR:
SPECIFY TYPE: ELECTRIC or PNEUMATIC
SPECIFY BRAND: HONEYWELL, SIEMENS, BELIMO
SPECIFY MOUNTING: EXTERNAL or INTERNAL