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Installation
5. Mount the block-off plate
using masonry screws in a
masonry replace and sheet
metal screws on a zero-
clearance replace (screws
need only be long enough
to penetrate the rst layer of
metal).
6. Insulate the block-off plate
using high-temperature
berglass insulation and
furnace cement.
Masonry Fireplace
Mantel
Damper removed
or fastened open
Surround Panel
USA 16” (406 mm)
CND 18” (450 mm)
Block-off plate or
damper adaptor.
The stainless steel
chimney connector must
extend 12" (305mm) past
the block-off plate.
Mantel
Surround Panel
USA 16” (406 mm)
CND 18” (450 mm)
Block-off plate or
damper adaptor.
Stainless steel chimney
connector must extend
12" (305mm) past the
block-off plate.
Damper must
be removed
Zero-clearance
(metal) firebox
IMPORTANT:
DO NOT modify
any part of the
ZC fireplace
7. After installing the unit into place and
the pipe through the block-off plate,
use high-temperature berglass
insulation and furnace cement to seal
any gaps between the pipe and block-
off plate (allow the cement to dry for
at least 24 hours before burning).
Before starting this type of installation
refer to INSTALLATION - MASONRY FIREPLACE
INSTALLATION - INSERT for additional
information. For clearances refer to
SPECIFICATIONS - CLEARANCES TO COMBUSTIBLES -
1200 INSERT and SPECIFICATIONS - CLEARANCES
TO COMBUSTIBLES - 1700 INSERT. See Figure
40 and 41 for examples of a masonry
replace and a zero-clearance replace
with a direct connection
Figure 40: Insert Install into a Zero-Clearance Fireplace.
Figure 41: Masonry Fireplace Direct Connection Insert Install.