75
Appendix D - HeatShift
Overview - LDK7 kit
Note - Discharge opening must be located in the
same room as fireplace when using LDK7.
11
”
[2
79
m
m
]
17
”
[4
32
m
m
]
8”
[2
03
m
m
]
36
”
[9
14
m
m
]
Ceiling
M
in
. 3
0”
, M
ax
. 1
2’ 0
”
Se
e t
ab
le f
or o
ff
se
ts
Min 2-1/2”
opening
required
at ceiling
Min.
1
4”
[3
56
m
m
]
Flexible or rigid
5” Ø, UL-181,
Class 1 Air
Duct (4). Use
LDK 6 kit or
equivalent.
Min. 1”
clearance to
combustibles
around pipes.
Top of Wall Finish
