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CLEARANCES
Minimum clearances to combustibles are:
Back and Sides of Outer Surround
Drywall to Sides of Front Face
(Nailing Flanges)
"B" Vent Surfaces
Ceiling to Opening
Floor
Perpendicular Wall
Front Service Clearance
CAUTION: Do not block required air spaces with
insulation or any other material. Do not obstruct ef-
fective opening of appliance with any type of facing
material.
Left Side
Surround
0 cm/po
Clearance
Front Face
Figure 3 - Minimum Clearances
(Top View)
Ceiling
42" (106.7 cm)
Min. Clearance
from Opening to
Ceiling
0" Clearance
*
*
DO NOT BLOCK
OR OBSTRUCT
0" Clearance to
Combustible or
Noncombustible
Flooring
Figure 4 - Minimum Clearances (Front View)
900806-00F
PRE-INSTALLATION PREPARATION
0" (0 mm) min.
0" (0 mm) min.
1" (26 mm) min.
42" (1067 mm) min.
0" (0 mm) min.
See Figure 6
3' (0.9 M)
2 x 4 Stud
Nailing
Flange
Back
0 cm/
po
Drywall
1" (2.5 cm)
Min. Clearance
to "B" Vent's
Outer Pipe
Maintain 2" (5.1 cm)
Min. Clearance to
Transition Pipe as
Measured at Outer
Vent Collar
*
Required air
*
spaces are
indicated with
an " * ". Do not
pack with
insulation or
any other
material.
OPENINGS
SuperiorFireplaces.us.com
MANTEL CLEARANCES AND WALL DETAILS
A combustible mantel shelf maybe installed a maximum 12" (22.9 cm)
from the wall. Figures 5 and 6 show the minimum allowable distances
from various combustible mantel components in relation to fireplace
opening.
Minimum clearance requirements include any projections such as
shelves, window sills, mantels, etc. above the appliance.
NOTE: To avoid heat-related finish damage, we recommend the use of high
temperature paint (rated 175° F or higher) on the underside of the mantel.
(22.9 cm)
6" (15.2 cm)
A
3" (7.6 cm)
1
(3.8 cm) Max.
BRT4336TMN-B/TMP-B,
BRT4536TMN-B/TMP-B
A
14" (35.6 cm)
B
8" (20.3 cm)
Figure 5 - Mantel Clearances - Side View (Cross Section)
1
/
"
1
2
(3.8 cm)
Max.
3" (7.6 cm)
Max.
6" (15.2 cm)
Max.
BRT4336TMN-B/TMP-B,
BRT4536TMN-B/TMP-B
A
9" (229 mm)
B
12" (305 mm)
Figure 6 - Side Clearances - Top View (Cross Section)
Combustible
Materials
12"
Header
Spacer
B
1
/
"
2
BRT4342TMN-B/TMP-B,
BRT4542TMN-B/TMP-B
15" (38 cm)
9" (22.9 cm)
TOP VIEW
Combustible
Outer Surround
Material May
Be Used
SAFE
ZONE
A
Perpendicular
B
Wall
BRT4342TMN-B/TMP-B,
BRT4542TMN-B/TMP-B
6" (153 mm)
9" (229 mm)
7
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