Installation
900079-02 05/2015
Innovative Hearth Products
Superior™ DRL3000 Linear Direct-Vent Gas Fireplaces
42
Figure 38: Noncombustible Material with Cleanface Finish—
Profile View
Figure 39: Noncombustible Material with Surround—
Profile View
Top Nailing Flange*
Bottom Nailing Flange*
Combustible material NOT ALLOWED
BELOW THIS POINT on face of unit.
Lip on Top Nailing Flange
Bottom edge of Fiber Board abuts lip.
Combustible Wall Finish Material
Top Non-Combustible Fiber Board
(provided with fireplace)
Insulation and combustible
material NOT ALLOWED in
clearance zones around vent
components.
*
Header
Cleanface Finish
Surround/Bezel Finish
*Position of Top
and Bottom Nailing
Flanges depends on
type and thickness
of wall finish. See
“UNIT NAILING
FLANGES” section.
For Surround finish,
cut Top Fiber Board
to height of installed
Top Spacers.
Combustible
material
NOT ALLOWED
BELOW THIS
POINT on
face of unit.
Side Non-Combustible
Fiber Board (one of two;
provided with fireplace)
Space
r
Space
r
Second 1/2" field supplied layer
of non combustible is recomended
to be flush with unit.
Second 1/2" field sup-
plied layer of non com-
bustible is recomended
to be flush with unit.
Min. 1"
(25 mm)
Min. 3"
(76 mm)
Wall
Stud
*
*
Minimum 6"
Vertical Vent
and 90° Elbow
Min. 1"
(25 mm)
Min. 3"
(76 mm)
Wall
Stud
*
*
Minimum 6"
Vertical Vent
and 90° Elbow
Header
**
* 6” straight vent section
required before 90° elbow.
** Insulation and combustible
materials not allowed in
clearance zones around vent
components.
Top Nailing Flange*
Bottom Nailing Flange*
Combustible material NOT ALLOWED
BELOW THIS POINT on face of unit.
Lip on Top Nailing Flange
Bottom edge of Fiber Board abuts lip.
Combustible Wall Finish Material
Top Non-Combustible Fiber Board
(provided with fireplace)
Insulation and combustible
material NOT ALLOWED in
clearance zones around vent
components.
*
Header
Cleanface Finish
Surround/Bezel Finish
*Position of Top
and Bottom Nailing
Flanges depends on
type and thickness
of wall finish. See
“UNIT NAILING
FLANGES” section.
For Surround finish,
cut Top Fiber Board
to height of installed
Top Spacers.
Combustible
material
NOT ALLOWED
BELOW THIS
POINT on
face of unit.
Side Non-Combustible
Fiber Board (one of two;
provided with fireplace)
Space
r
Space
r
Second 1/2" field supplied layer
of non combustible is recomended
to be flush with unit.
Second 1/2" field sup-
plied layer of non com-
bustible is recomended
to be flush with unit.
Min. 1"
(25 mm)
Min. 3"
(76 mm)
Wall
Stud
*
*
Minimum 6"
Vertical Vent
and 90° Elbow
Min. 1"
(25 mm)
Min. 3"
(76 mm)
Wall
Stud
*
*
Minimum 6"
Vertical Vent
and 90° Elbow
Header
**
* 6” straight vent
section required before
90° elbow.
** Insulation and
combustible materials
not allowed in clearance
zones around vent
components.
Finishing with optional Surround
1.
Remove clean-face frame (
Figure 44
).
2.
Installing the gas shut-off valve;
a.
Pull gas flex line out from inside, beneath fireplace floor.
b.
Place shut-off valve in valve bracket, threading flex line through gap in back.
c.
Use coupler to attach additional flex line to shut-off valve.
d.
Bend up tab on the side of valve bracket to hold shut-off valve in place (
Figure 40
).
e.
Attach valve bracket to unit with two screws.
f.
Attach shut-off valve to incoming gas line with field-supplied coupler.
3.
Place unit in wall framing.
NOTE:
The provided non-combustible fiber board may be faced with any NON-combustible finish material
appropriate for use (brick, tile, stone, high-temperature paint, etc.). For painted wall finish, use two (2) coats of
quality primer and high-temperature paint on provided fiber board.
4.
Secure nailing flanges to wall framing.
NOTE:
If skimming the non-combustible board to match drywall, use Sheetrock
®
brand Durabond
®
90 setting
type joint compound to fill all joints. These trademarks are owned by United States Gypsum Company or a
related company
5.
Cut noncombustible fireboard to size and install flush with top of frame pieces.
6.
Finish out wall with ½” finishing materials – paint with high-temperature paint, etc. A total of 1” finish material is
needed to be flush with the surround back.
7.
Attach surround in frame using screws a minimum of six at specified locations (
Figure 41
).
8.
Install barrier mounting brackets on side of surround.
