Elevated Surface Temperatures; Standard Installation; Vented Installation (Cool Wall Release) - Montigo DelRay Square DRSQ34NI Installation & Maintenance Manual

Elevated surface temperatures
The below are surface temperatures of the area above the fireplace
opening after a 3 hour burn period. Use this guide in good faith to decide
on an appropriate facing material and mantle. A cool wall release can
aid in lowering surface temperatures as shown.

Standard installation

NO RECESS
NON-COMBUSTIBLE FACING
NO FANS
Combustible header
Heat deflector
DRSQ34 DRSQ38
Temp. above Temp. above
opening opening
16" 160°F 16" 140°F
12" 180°F 12" 150°F
8" 220°F 8" 180°F
4" 240°F 4" 190°F
IMPORTANT
Temperatures are based off of
the minimum enclosure size. No
fans
WARNING
Combustible facing material not allowed with standard minimum
XG0230 - 052020
Enclosure top
No materials
other than
venting
components
are permitted
in this area
Venting
ports
closed
chase

Vented installation (Cool Wall Release)

NO RECESS
COMBUSTIBLE FACING
NO FANS
VENTED CHASE
See chart for
opening size
Any material protruding into
gray area must be non-
combustible
Combustible header (Heat
deflector not required for this
install
Combustible Facing material
(Cement board underneath
optional when using a vented
chase)
DRSQ34 DRSQ38
Min. chase Min. chase
opening opening
70sq inch 100sq inch
DRSQ34 DRSQ38
Temp. above Temp. above
opening opening
16" 105°F 16" 100°F
12" 110°F 12" 110°F
8" 130°F 8" 130°F
4" 160°F 4" 140°F
WARNING
Vented installations require that the chase inner wall must be
enclosed (no exposed insulation/vapour barrier) Follow local codes
Installation
Enclosure top
IMPORTANT
Leaving the
venting ports
open requires
a minimum
chase height
of 6'
No
materials
other than
venting
components
are
permitted
in this area
2"
Venting
ports
open
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