Lennox Bella Installation And Operation Manual page 6

Corner Installations - Clearance to Combustibles
Vertical Vent
3*"
(76mm)
3-1/"
(89mm)
*Note: Refer to pipe Manufacturer's installation instructions
for minimum pipe clearances.
Figure 4 - Vertical Venting
Parallel and Alcove Installations - Clearance to
Combustibles
8-11/16"
(1mm)
4-7/8*" (14mm)
5"
(17mm)
*Note: Refer to pipe Manufacturer's installation instructions
for minimum pipe clearances.
Figure 5 - Vertical Venting, Parallel or Alcove
INSTALL VENT AT CLEARANCES SPECIFIED BY THE VENT
MANUFACTURER.
6
Combustible Wall
3-1/" (89mm)
Top View
Vertical Vent
Combustible Wall
3*"
(76mm)
Top View
(17mm)
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE
5"
(17mm)
Figure 6 - Horizontal Vent, Parallel or Alcove
Alcove Installations - Clearance to Combustibles
Minimum clearance from back of stove to back wall = 2 inches
Minimum clearance from sides of stove to wall = 5 inches
Minimum clearance from exhaust pipe to side wall = 8-11/16 inches
Minimum height of ceiling = 60 inches
Minimum alcove width = 33-3/4 inches
MAXIMUM depth of alcove = 48 inches
5"
48"
(10mm)
Max.
Figure 7 - Alcove Size Requirements
8-11/16"
Horizontal Vent
(1mm)
" (51mm)
Top View
60"
(154mm)
Minimum
33-3/4"
(857mm)
Minimum
Combustible Wall
5"
(17mm)