User's Manual

23861-1-0308Page 4
Sidewall Clearances: The clearance from the inside of the firebox
to perpendicular combustible side wall should not be less than
6". See Figure 1.
Firebox Side and Back Clearances: The firebox outer casing side
and back flanges are zero clearance to combustibles.
Top Framing and Finishing: Combustible framing may rest on
top of standoffs. Combustible finishing materials may extend
to the top standoff screws on the front edge of the outer wrap.
See Figure 2
.
Ceiling Clearances: The ceiling height should not be less than 42"
from the top of the hood. See Figures 3a and 3b.
Mantel Clearances: Vent free firebox models must use the hood
supplied with the firebox, or one of the optional hood kits
available for each model. If a combustible mantel is installed,
it must meet the clearance requirements detailed below.
Grate Clearance: The minimum clearance between the front legs
of the grate and front edge of the firebox is 2".
Leave at least 36" clearance from the front of the firebox.
CLEARANCES
45°
6”
3”
MAX.
PERPENDICULAR
SIDE
WALL
FRONT FACE (SIDE)
FIREBOX
(TOP VIEW)
COMBUSTIBLE
MATERIALS ALLOWED
IN SHADED AREAS
FIREBOX
STAND OFF
FINISH
WITH TRIM KIT OR
NON-COMBUSTIBLE MATERIAL
AS DESIRED.
COMBUSTIBLE
FINISHED
WALL
OR MANTEL
2 X 4
HEADER
MANTEL
STANDARD
HOOD
13”
10”
12”
MAX
42”
MIN.
(CEILING TO
TOP O
F HOOD)
11 1/2”
MIN.
FIREBOX
FACE
84”
MIN.
(CEILING TO FLOOR)
CEILING
COMBUSTIBLES
ALLOWED
3/8” COMBUSTIBLE
CLEARANCE REQUIRED
FROM TOP EDGE
OF FIREBOX
10”
22”
8”
20”
6 ½
”
18”
5”
16”
3 ½
”
14”
2”
12 ½”
3/4”
24 ½”
0”
Figure 1 Figure 2
Figure 3a - Mantel Clearances with Standard Hood Figure 3b - Mantel Clearances with Optional Extended Hood
MANTEL
EXTENDED HOOD
(VB4H SERIES)
10”
12”
MAX
42”
MIN.
(CEILING TO
TOP O
F HOOD)
8”
MIN.
FIREBOX
FACE
84”
MIN.
(CEILING TO FLOOR)
CEILING
COMBUSTIBLES
ALLOWED
3/8” COMBUSTIBLE
CLEARANCE REQUIRED
FROM TOP EDGE
OF FIREBOX
10”
22”
8”
20”
6 ½
”
18”
5”
16”
3 ½
”
14 ½”
2 ½
”
24 ½”
0”
16 ½”