Fireplace specifications, Figure 14 – TOA Electronics SSDVT-4035CNM User Manual
Page 11
11
FIREPLACE SPECIFICATIONS
Vent Size
Co-axial DV Vent Size
4-1/2" Inner
7-1/2" Outer
Notes
* The Steady State Effi ciency numbers based on
maximum vent confi guration.
Due to Lennox' ongoing commitment to quality,
all specifi cations, ratings and dimensions are
subject to change without notice.
Effi ciencies
Natural Gas
Propane
Models
EnerGuide
Steady
State
AFUE
EnerGuide
Steady
State
AFUE
SSDV-3530
55
67
63
60
68
64
SSDV-4035
60
69
65
61
69
65
Input (BTU) - MV & Electronic
Natural (NG) & Propane (LP) Gas
Models
Fuel
Input Rate (BTU / HR)
SSDV-3530
NG
High 23,000
Low 17,500
LP
High 23,000
Low 17,500
SSDV-4035
NG
High 29,000
Low 21,500
LP
High 29,000
Low 22,500
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 10¹⁄₂" (267 mm x 267 mm) inside dimensions, about this center mark (see Figure 19).
G
F**
H
16
(406)
1/2 (13)
3 (76)
Top View
*Co-axial Direct Vent Pipe
Flue - 4-1/2 (114)
Combustion Air - 7-1/2 (190)
Framing Spacers
(Top, Sides & Rear)
GAS INLET
(Either Side
and bottom)
*
SSDVR models are
rear vent only
SSDVT models are
top vent only
(Louvered Front Model Shown)
**Rear vent models only
Electrical Inlet
2-3/4 x 2 (70 x 51)
Cover Plate
W/Knockout
Right Side View
9
(229)
E
B
D
C
Front View
3 (76)
A
1-3/8
(35)
(Optional)
ELECTRICAL
INLET Knockout
Requiring A Field
Provided Junction
Box (Either Side)
(140)
5-1/2
9-3/8
(238)
2
(53)
NOTE - Hood shown as
positioned in louvered
front model.
Fireplace Dimensions - Inches (millimeters)
Model A
B
C
D
E
F
(rear vent only)
G
H
SSDVT-3530
SSDVR-3530
35-1/8 (892)
32-1/8 (816)
19 (483)
29-1/2 (749)
35-1/8 (892)
21-11/16 (551)
24-7/8 (632)
12-7/16 (316)
SSDVT-4035
SSDVR-4035
40-1/8 (1019)
37-1/8 (943)
24 (610)
34-1/2 (876)
40-1/8 (1019)
26-11/16 (678)
29-7/8 (759)
14-15/16 (379)
Framing Dimensions - Inches (millimeters)
Models
A
B
C
D
E
SSDVT-3530
35-1/4 (895)
35-1/4 (895)
N/A
39-3/4 (1010)
16"
SSDVR-3530
35-1/4 (895)
35-1/4 (895)
21-11/16 (551)
N/A
16"
SSDVT-4035
40-1/4 (1022)
40-1/4 (1022)
N/A
44-3/4 (1137)
16"
SSDVR-4035
40-1/4 (1022)
40-1/4 (1022)
26-11/16 (678)
N/A
16"
A
B
D
7
(178)
5-1/8
12-1/8
12-1/8
(308)
10-1/2
(
267
)
C
VENT FRAMING -
TOP VENT WITH ONE
90
ELBOW
VENT FRAMING -
REAR VENT WITH
NO ELBOWS
**Framing should be constructed
of 2 x 4 or larger lumber.
Inches (millimeters)
E
(130)
5-1/8
1/2
(130)
7
(308)
(178)
E is the required framing depth dimension when the
finish material (drywall) thickness is 1/2 in. (13mm).
A
**Framing With Square Horizontal Termination SV4.5HT-2
Figure 14