14
Hearth & Home Technologies • B41L-AU Installation Manual • 2570-980 Rev. C • 7/20
Figure 3.7 Passive Heat Side Discharge Framing Dimensions
SIDE DISCHARGE FRAMING DIMENSIONS
A
B
C
D
E
Height of
Discharge
Opening
Width of
discharge
Opening
Minimum
Clearance to
Discharge Opening
Minimum Clearance
Bottom of Appliance
to Ceiling
Minimum Clearance to
Combustible Materials
B41L-AU
Inches
12-1/4
8-3/4
63-5/8
77-3/8
18
millimeters
311
222
1616
1965
457
Framing Dimensions - Passive Heat Side Discharge (PH-SIDE-LINEAR)
WARNING! Risk of Fire! DO NOT
place combustible
objects or combustible materials in non-combustible
zone. Appliance and combustible materials will overheat.
E
B
A
D
C
APPLIANCE MAY BE INSTALLED
OFF OF FLOOR
Side Discharge: Air conveyed into the room through two discharge registers,
one on each side of appliance.
ROOM CEILING
1-1/2 IN. (2 X 4 FRAMING)
2 IN. MIN.
TV
1/2 IN. X 1/2 IN.
WIRE MESH**
CHASE CEILING REQUIRED
WITHIN 3 IN. OF TOP OF OPENING
WIRE MESH**
= PASSIVE HEAT
DISCHARGE OPENING
0-3 IN.
= CHASE CEILING ZONE
CHASE DETAIL
WARNING! Risk of Fire!
Optional fan may not be
used with passive heat installation.