Heatilator GCBC36LE Installation Instructions Manual page 12

Combustible Finishing Material. Material made of
or surfaced with wood, compressed paper, plant
fibers, plastics, or any material capable of igniting and
burning, whether flame proofed or not, plastered or
unplastered (this includes drywall).
Noncombustible Finishing Material. Material which
will not ignite and burn. Such materials are those con-
sisting entirely of steel, iron, brick, tile, concrete, slate,
glass or plasters, or combination thereof, or have a UL
Fire rating of Zero (0).
High Temperature Sealant Material. Sealants that
will withstand high temperatures; General Electric
RTV103 (Black), or equivalent. Rutland, Inc.
Appliance Mortar #63, or equivalent.
A high temperature sealant, 1/8" inch wide minimum,
must be used to close off gaps between the appliance
and facing to prevent cold air leaks. See Figure 14.
A combustible mantel may be installed at a minimum
of 48 inches above the base of the appliance.
12-97
G. FINISHING
GRILLES ON THIS APPLIANCE CANNOT,
IN ANY WAY, BE COVERED AS IT MAY
CREATE A FIRE HAZARD.
12i
Figure 14
Finishing Materials
WARNING
28887A