Lennox MONTECITO ESTATE Installation And Operation Instructions Manual page 10

Fireplace Framing
FRAMING DIMENSIONS
Fireplace Opening Width
46-1/4"
u
A
B 49-3/8"
C 42-3/4"
D 20-7/8"
E 93-7/8"
F 47"
G 27-3/4"
H 26-3/4"
J 66-3/8"
K 8"
L 1"
u
T he front framing width (A= 46-1/4") will
need to be 47" before pushing the fireplace
into framing.
28-1/2"
4-1/4"
Figure 10
10
Header
7'
Min.
B
A
* Total depth is 25 inches including the back
spacer minus 1/2 inch for drywall to be flush
with the facing.
1175 mm
1254 mm
Due to Lennox Hearth Products ongoing commitment to
1086 mm
quality, all specifications, ratings and dimensions are
subject to change without notice.
530 mm
All framing dimensions calculated for 1/2" dry wall at the
2384 mm
fireplace face. If sheathing the chase or finishing with other
thickness materials, calculations will need to be made.
1194 mm
* The fireplace must not be in contact with any insulation
705 mm
or loose filling material. Cover the insulation with Drywall
panels around the fireplace.
680 mm
1686 mm
203 mm
25 mm
26-1/4"
49-3/8"
15"
7"
5-5/8"
20-1/8"
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
2" x 3"
Min.
Plywood 1/2"
G
B
Rough Framing Face
(dimension includes finish
material inside framing, if any)
Notes
41-3/4"
10-1/4"
47"
�
31"
46-1/4"
CORNER
INSTALLATION
D
F
23-3/4"
E
Back Wall of Chase/Enclosure
Including Finising Materials if any
C
L
v L*
H
A
Rough Framing Face (Unfinished Shown)
v
* Zero Clearance From Back Spacer to Wall
Combustion Air Kit
K
7/8"
11-1/8"
16-1/4"
26-1/8"
1-5/32"
1"
43-1/4"
37"
5-5/8"
10-3/8"
29-1/2"
J
OUTSIDE CHASE
G
28-1/2"
3"