12
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
SPECIFICATIONS
Natural Gas BTU Input
30,000
Propane Gas BTU Input
28,000
Co-axial DV Vent Size
4-1/2" Inner /
7-1/2" Outer
EFFICIENCIES
61 % Natural Gas
62 % Prop. Gas
• AFUE
65 % Natural Gas
67 % Propane Gas
FIREPLACE SPECIFICATIONS - MPD35PF
NOTES
•
Annual Fuel Utilization Efficiency
Due to Lennox' ongoing commitment to quality,
all specifications, ratings and dimensions are
subject to change without notice.
Appliance has a factory-installed vent seal cap
(see
Figures 16 & 17
on
Page 14
)
in each flue
outlet.
5-5/8
(143)
***38-3/4
(984)
35-1/4
(895)
**20-3/4
(527)
10-1/2
(267)
12-1/8
(308)
5-1/8
(130)
12-1/8
(308)
25-1/2
(648)
5-1/8
(130)
Vent Center - Top Vent
with one 90 degree
elbow
Vent Center - Side Vent
with no elbows
Secure Vent
42-3/4 (1086)
Secure Flex
43-1/2 (1105)
**This dimension
based on 5/8" drywall.
For 1/2" drywall use
21" (533 mm). The
finished dimension
should be 22" (558
mm)
• Inches (millimeters)
• Minimum Framing Stud Size is 2 x 4
• See side views of fireplace below for
gas line inlet location options.
Fireplace Framing Specifications
Center of gas line
is 3-1/8 inches
(79 mm) up from
floor.
Notes:
***This dimension does
not include the addition
of drywall to the inside of
framing or clearance for
the
Side Vent Seal Cap
.
Adjust accordingly for your
installation.
See also,
Side Vent Seal Cap
note below.
Figure 14
PRODUCT REFERENCE INFORMATION
Cat.
No.
Model
Ship
Weight
Ship.
Volumn
H6945
MPD35PF-NM
220 lbs
46W x 26D x
43H (30 cu.ft.)
H6946
MPD35PF-PM
220 lbs
46W x 26D x
43H (30 cu.ft.)
H6947
MPD35PF-NE
220 lbs
46W x 26D x
43H (30 cu.ft.)
22
(559)
35-1/8
(892)
32-5/8
(827)
19
(483)
29 1/2
(749)
39-3/4 (984)
3 (76)
38-3/8 (899)
11 (279)
6-1/4
(159)
25-1/2
(646)
3-1/8 (79)
Louvered Control
Compartment Door
Gas
Inlet
Provide additional
space for
Side
Vent Seal Cap
if
installing against a
solid wall.
Front View
Left Side View
Right Side View
Control Switch Wires
Knock-Out
Junction Box
Knock-Out
10-7/8 (264)
11 (279)
(16)
5/8
Framing Spacers
(top and both sides)
Stepped to Accept Drywall
Vent Seal Cap
Top View
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 20).