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OUT OF WALL MULTI-BLADE FIRE DAMPERS
MODEL: D1201-OW
E
NOTES:
1. IMPORTANT: DAMPERS ARE FURNISHED FULL ORDERED SIZE TO FACILITATE GRILLE INSTALLATION.
OPENING SIZE IN PARTITION SHOULD BE SIZED 1/2" (13) LARGER IN ALL DIRECTIONS TO ALLOW FOR
SLEEVE THICKNESS.
2. FOR PERFORMANCE DATA SEE MODEL D1200.
A Typical 2 hour rated vertical
concrete or steel stud construction
and horizontal concrete fire partition.
B Duct connection.
C Intumescent material (insulation).
D #10 sheet metal screws or concrete
anchors.
E Manual Locking Quadrant
F Grille/Diffuser
G Rear retaining angle
(required for horizontal mounting).
Previous View
E10
E10
DRYWALL PARTITION
16" (406) MAX.
HAND
LOCKING
QUADRANT
INSULATION
CONCRETE PARTITION
16" (406) STD.
MODEL D1221-OW
'OUT OF WALL' MOUNTING
16" (406) MAX.
B
C
CONCRETE PARTITION
VERTICAL MOUNT
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Contents
GRILLE/REGISTER
(BY NAILOR
OR OTHERS)
STANDARD DEPTH
FOR GRILLE
CLEARANCE IS
3 1/4" (83)
OVERSIZE WALL
OPENING
AS FOLLOWS:
NOM. DAMPER
SIZE + 1/2" (13).
A
B
D
C
F
G
E
3/4" (19)
MIN. FLANGE
3/4" (19)
MIN. FLANGE
HORIZONTAL MOUNT
Dimensions
Performance
16"
(406)
MAX.
D
E
F
A
Specification
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