Minimum Clearances To Combustibles - Superior DRT2033xxx *DRC2033 Installation And Operation Instructions Manual

Drt2000 series, drc2000 series direct-vent gas fireplaces
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Innovative Hearth Products
Superior™ DRT2000 and DRC2000 Direct-Vent Gas Fireplaces

MINIMUM CLEARANCES TO COMBUSTIBLES

Fireplace And Vent Clearances
The fireplace is approved with zero clearance to combustible materials on all sides (Table 8), with the following
exception: The unit may not be recessed (allowance made for mantel legs / side trim in Figure 6). When the unit is
installed with one side flush with a wall, the wall on the other side of the unit must not extend beyond the front edge
of the unit (Figure 6).
Table 8: Minimum Clearances *
* 3" (76 mm) above any horizontal/inclined vent component.
** See Page 19 for clearance requirements to the nailing flange located at each side of the unit and any screw heads adjacent to it.
*** Top vent clearance can be reduced to 2" on horizontal runs when first elbow is located at least 6 ft above the fireplace.
The fireplace must be mounted on a fully supported base extending the full width and depth of the unit. The fireplace
may be located on or near conventional construction materials. However, if installed on combustible materials, such
as carpeting, vinyl tile or other combustible material other than wood flooring, the appliance shall be installed on a
metal or wood panel extending the full width and depth of the appliance.
Hearth Extension
A hearth extension is not required with this fireplace. If a hearth extension is used, do not block the lower control
compartment door. Any hearth extension used is for appearance only and does not have to conform to standard
hearth extension installation requirements.
Shelf Height
To provide for the lowest possible shelf surface, use the rear vent model. For top vent models, the venting attached
to the top vent should be routed in a way to minimize obstructions to the space above the fireplace. Do not insulate
the space between the fireplace and the area above it (Table 9 and Table 10). The minimum height from the base
of the fireplace to the underside of combustible materials used to construct a utility shelf in this fashion is shown in
Table 9 and Table 10.
Table 9: Combustible Shelf Height—Top Vent
14
From Bottom of Unit to Ceiling
Front Service Clearance—
clearance immediately in front of viewing area(s)
Model
DRC2033 / DRT2033
DRC2035 / DRT2035
DRC2040 / DRT2040
DRC2045 / DRT2045
1" (26mm) to wrapper for 45" model, all
Back
others 1/2" (13mm) to wrapper
0" (0 mm) to Spacers
1/2" (13 mm) to wrapper
Sides
0" (0 mm) to Spacers **
Top Standoffs
0" (0 mm) to top standoffs
Floor
0" (0 mm)
64" (1626 mm)
3" (76 mm)—Top * ***
Vent
1" (25.4 mm)—Sides and Bottom
36" (914 mm)
Top Vent with one 90° Elbow
Secure Vent
Secure Flex
®
44" (1118 mm)
46" (1168 mm)
47" (1194 mm)
49" (1245 mm)
52" (1321 mm)
54" (1372 mm)
50" (1270 mm)
52" (1321 mm)
(flex elbow)
®
Shelf Height
(see table)
Installation
900004-00, 04/2015
No combustibles
or insulation
in the shaded
area between
the appliance
and the shelf
above it.

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