38745-4-0319
Page 21
vERTICAL, 90 DEGREE ELbOW TO HORIZONTAL
OUT THE WALL
(12 inch minimum rise before elbow)
WALL FIRESTOP/
THIMBLE/SPACER
A
DIMENSION
A
b
C
6”
12 1/2
4 3/4
9”
15 1/2
4 3/4
12”
18 1/2
4 3/4
Figure 37
CORNER INSTALLATION - vERTICAL, 90 DEGREE ELbOW
TO HORIZONTAL OUT THE WALL
(12 inch minimum rise before elbow)
WALL FIRESTOP/
THIMBLE/SPACER
VENT
CAP
6”
MINIMUM
9”
MINIMUM
D
B
A
C
DIMENSION
DvCT36
DvCT40
A
54 1/16
59 11/16
b
38 11/16
42 1/4
C
19 1/4
20 5/16
D
77 7/8
84 3/8
Figure 38
vERTICAL, 90 DEGREE ELbOW WITH
HORIZONTAL TERMINATION
3” (76mm)
MINIMUM CLEARANCE
TO COMBUSTIBLES
VENT CAP/
THIMBLE
WALL FIRESTOP/
SPACER
A
DISTANCE
TO BOTTOM
OF UNIT
12” Rise
Required
NO COMBUSTIBLES
ALLOWED IN SHADED
AREA
Figure 39
DIMENSION
DvCT36
DvCT40
A
64
66
Note For DvCT36 Horizontal vent Runs Only:
The wall thimble spacer and wall thimble should be used for
horizontal vent installations through combustible wall. The wall
thimble spacer should be sandwiched between the wall and the
inside half of the wall thimble refer.
See Figure 42.
The spacer
flanges are to point towards the wall.
Figure 40
INSTALLATION (CONT’D)
INCLUDeD:
WALL THImBLe
SPACeR
ATTACHeD To
SIDe oF UNIT
(DVCT36 oNLY)
