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FRAMING
1. Frame appliance enclosure as illustrated in Figures 7 and 8.
Note: If a wall covering is used to line the enclosure, then all measure-
ments must be from the surface of the covering.
2. Place the appliance into the framing and secure it.
Note: If appliance is to be raised above floor level, a platform must
be built to support the appliance.
3. Install the supply line to the appliance using a 1/2" NPT black iron gas
line terminating 2
/
" above the bottom of the appliance. The gas line
5
16
must be installed through the lower left side access point or alternate
access hole in the bottom of the appliance (see Figure 16, page 11).
4. Repack insulation around the gas line to cover any remaining open-
ings in the conduit sleeve. Prepare the incoming gas line with teflon
tape or pipe joint compound and hook-up incoming gas line to the
flexible gas line.
Note: If 1/2" NPT black iron pipe does not mate with fitting at the end
of flexible gas line, remove fitting and replace with a 37° flare 3/4"-12,
1/2" NPT (female) fitting.
WARNING: When finishing appliance, do not over-
lap combustible material onto the black front face.
Brick, tile or other noncombustible materials may be
applied to the face provided that any gap is between
the material used and the face is caulked with a non-
combustible caulking.
B
C
(BRT)4036TMN,
4336TMN,
4536TMN,
4036TMP,
4336TMP,
4536TMP
A
40
/
" (102 cm)
3
8
B
21
/
" (54.3 cm)
3
8
C
41
/
" (104.8 cm)
1
4
Figure 7 - Rough Opening for Installing in Wall
126736-01_E
PRE-INSTALLATION PREPARATION Continued
A
(BRT)4042TMN,
4342TMN,
4542TMN,
4042TMP,
4342TMP,
4542TMP
44
/
" (112 cm)
3
8
23
/
" (58.7 cm)
1
8
48
/
" (122.6 cm)
1
4
SuperiorFireplaces.US.com
These Dimensions Allow for a 3/4" Clearance at Sides and
Back of Fireplace. However, 0" Clearance is Permitted.
D
C
3/4" Clearance Not Required at
Nailing Flanges
BRT4036TMN,
BRT4336TMN,
BRT4536TMN,
BRT4036TMP,
BRT4336TMP,
BRT4536TMP
A
24
/
" (62.2 cm)
1
2
B
73
/
" (187.6 cm)
7
8
C 52
/
" (132.6 cm) 59
3
16
D
17
/
" (43.8 cm)
1
4
Figure 8 - Corner Installation Guidelines
INSTALLING TRANSITION PIPE AND STARTER COLLAR
The transition pipe and starter collar shown in Figure 9 are supplied
with the fireplace, unattached and ready for installation. Remove starter
collar and set aside. Slide transition pipe over vent collar and attach
with a minimum of three screws. Replace starter collar over transition
pipe and attach using four screws located on leg stands (five used
on 42" models). To install B-vent piping, slide the first piece of B-vent
over transition pipe and attach with either a minimum of two screws
or other means approved by the vent manufacturer.
Figure 9 - Installing Transition Pipe and Starter Collar
A
B
BRT4042TMN,
BRT4342TMN,
BRT4542TMN,
BRT4042TMP,
BRT4342TMP,
BRT4542TMP
27
/
" (70 cm)
9
16
83
/
" (213 cm)
7
8
/
" (150.6 cm)
5
16
19
/
" (49.5 cm)
1
2
B-Vent Piping
Starter Collar
Transition Pipe
Vent Collar
7
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