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Dimensions and Cavity
Fireplace Dimensions
Gas inlet
Left Side
Cavity
X
8
28-5/8" [727 mm]
19-1/2" [495 mm]
Top
Optional Outer Trim or
Surround sold separately
Gas connection
Front
Minimum Cavity Dimensions
Check that masonry step does not interfere with install
dimensions or vent pipe.
If mantel is combustible, see the following section for
allowable clearances.
Outer Trims
Y
Minimum Depth (X)
Minimum Height (Y)
Minimum Width
See table below for
minimum cavity
dimensions
9-3/4" [248 mm]
(11-3/4" [298 mm]
with 763 plate)
AutoFire slider
assembly
Electrical inlet
Right Side
746CTK,
748CTK, 756ST,
767STB, 757ST,
715CV, 764PF
12-7/8"
[327 mm]
20-1/2"
[521 mm]
28"
[711 mm]
747DTK,
763BPB
753OTK
12-1/4"
14-3/4"
[312 mm]
[375 mm]
20-1/2"
24"
[521 mm]
[610 mm]
28"
31"
[711 mm]
[788 mm]
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