3
FIREPLACE SIZES
Each gas log set requires a minimum clearance for the front opening, height, and minimum depth. To determine the
largest set that will fit into a fireplace, the depth and width are the critical dimensions. The following illustration reflects a
view directly above the fireplace looking down. The minimum height for this model is 22 inches.
TABLE I
(Table I indicates the minimum depth and width for each set size)
MODEL
21” RADIANT GLOW
24” RADIANT GLOW
30” RADIANT GLOW
MINIMUM DEPTH
16 INCHES
18 INCHES
18 INCHES
MINIMUM FRONT WIDTH
24 ½ INCHES
28 ½ INCHES
34 INCHES
FRONT
WIDTH
DEPTH
TABLE II
FOR MASONRY BUILT FIREPLACES
FREE OPENING AREA OF CHIMNEY DAMPER FOR VENTING
COMBUSTION PRODUCTS FROM DECORATIVE APPLIANCES FOR
INSTALLATION IN SOLID FUEL BURNING FIREPLACES
Appliance Input Rate (kBTU/hr)
20 30 40 50 60 70 80 90 100 110 120
6
8
10
15
20
30
Chimney
Height*(ft)
17.6 25.7 33.8 41.7 49.2 56.6 64.0 71.4 78.8 86.2 93.5
16.5 23.7 31.2 38.7 45.5 52.4 59.7 66.9 74.1 81.3
88.6
15.1 21.7 28.7 35.2 41.7 48.2 54.3 60.2 66.1 72.0 77.9
14.1 19.9 26.1 32.0 37.7 43.2 48.8 54.1 59.4 64.6 69.9
12.9 18.5 23.7 28.8 34.3 39.8 44.4 49.1 53.8
58.4 63.0
12.2 16.9 21.6 26.5 31.2 35.9 40.3 44.5 48.6 52.7 56.6
Minimum Opening** (sq. in.)
* Height is from hearth to top of chimney and the minimum height is 6 feet.
** Chart shows minimum opening (sq. in.) for a given height and input rate.
TOP VIEW
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