Lennox Hearth FIREPLACE AND FRAMING SPECIFICATIONS, Figure 13

10 NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
FIREPLACE AND FRAMING SPECIFICATIONS
Vent Size
Co-axial DV
Vent Size
4-1/2" Inner
7-1/2" Outer
Vertical Venting Through the Ceiling:
Frame ceiling opening - Use a plumb line from the ceiling above the appliance to
locate center of the vertical run. Cut and/or frame an opening, 10-1/2" x 10-1/2" (267
mm x 267 mm) inside dimensions, about this center mark (see Figure 18).
Notes
Diagrams, illustrations and photo-
graphs are not to scale – consult
installation instructions. Product
designs, materials, dimensions,
specifications, colors and prices are
subject to change or discontinuance
without notice.
Input (BTU/HR) - MV & Electronic
Natural & Propane Gas
Models Input Rate (BTU / HR)
ELDV35N 27,000
ELDV35P 26,000
ELDV40N 29,000
ELDV40P 27,000
ELDV45N 30,000
ELDV45P 28,000
Viewable Glass Size
35" Model 29-1/4" Wide
20-1/4" High
40" Model 34-1/4" Wide
25-1/4" High
45" Model 39-1/4" Wide
25-1/4" High
Figure 13
Framing
A
BD
7
(178)
5-1/8 12-1/8
(308)
10-1/2
(267)
C
(130)
A
1/2
Framing Dimensions
Model No. A B C D
ELDV35 in. 35-9/16 40-5/16 21-7/16 56-1/2
mm 903 1024 545 1435
ELDV40 in. 40-9/16 40-5/16 21-7/16 56-1/2
mm 1030 1024 545 1435
ELDV45 in. 45-9/16 40-5/16 21-7/16 56-1/2
mm 1157 1024 545 1435
Vent Framing - Top Vent
With One 90° Elbow
C is the required framing depth dimension when the fin-
ish material (drywall) thickness is 1/2 in. (13mm)
Inches (millimeters)
Framing should be
constructed of 2x4 or
larger lumber
Efficiencies %
Models
Natural Gas Propane
P4 Steady
State
AFUE P4 Steady
State
AFUE
ELDV-35 47 65 63 47 68 66
EDLV-40 48 68 66 53 66 64
ELDV-45 49 66 64 47 67 65
ledoM
.oN ABCDEFGH
53VDLE .ni8/1048/1738/5528/1928/1532/1124/3012/123
mm1901349156047298645372528
04VDLE .ni8/1048/1738/5528/1438/1042/1624/3312/123
mm19013491567689101576733528
54VDLE .ni8/1048/1738/5528/1938/1542/1134/3512/123
mm19013491564996411208104528
TOP VIEW
FLUE OUTLET
- 41/2 (114)
COMBUSTION AIR
- 71/2 (190)
F
G
10-1/2
(267)
FRONT VIEW
E
AB
H
7-5/8
(194)
C
D
ELECTRICAL
INLET
20-15/16
(532) 1(25.4)
RIGHT SIDE VIEW
EYEBROW HOOD
(OPTIONAL)
2-1/4
(57)
6-1/2(165)
GAS INLET
(LEFT SIDE ONLY)
NOTE: - The gas is to be stubbed in from the left side ONLY.