27
W415-0434 / G / 08.08.11
* The top header must be steel. The sides studs must be steel.
** The
fi
rst 10 inches of
fi
nishing material above the appliance and the
fi
rst 3 inches from the sides of the appliance must
be non-combustible.
***
HORIZONTAL VENT SECTIONS:
A minimum clearance to combustibles of 2” is required all around the vent pipe
for the
fi
rst 24” of horizontal vent run. Use
fi
restop spacer assembly W500-0292
(supplied). The
fi
rst 2 feet of outer 7
inch diameter vent pipe from the appliance must be wrapped in the 1” thick insulation sleeve (supplied). Make sure the
insulation is pulled down tight to the appliance when installed. There must be a 1 inch air gap in addition to the insulation
sleeve.
*** VERTICAL VENT SECTIONS:
A minimum of 1” all around the vent pipe on all vertical runs to combustibles
is required except for clearances in appliance enclosures. Use
fi
restop spacer W500-0096 (not supplied).
5.1 MINIMUM CLEARANCE TO COMBUSTIBLES
Combustible framing
- 0” to stand-offs (rear only)
Non-combustible framing*
- 0” to stand-offs (top and sides only)
Combustible
fi
nishing
- 0” to bottom edge of the appliance
Non-combustible
fi
nishing**
- 10” to top edge of the appliance
- 3” to side edges of the appliance
Enclosure
top
-
19
1/2”
Vent pipe***
- 2” to top, sides and bottom
Recessed depth
- 18 1/4”
Ceiling
-54”
from
bottom
of
appliance
40
1 /8
"
37
3 /4
" 56
3 /4
"
INSIDE
CHASE
OUTSIDE CHASE
4
"
6
"
4
"
2”
2”
0”
37
3
/4
"
18
1
/4
"
18
1
/4
"
37
3
/4
"
