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49
Gas
The fireplaces are approved for use with natural gas (NG) or propane (LP) only. No other fuel types are permitted.
Gas Pressures
Fireplace
Series
Burner
Size
Burner
Type
Gas Type
Inlet
Pressures
(Inch W.C.)
Manifold
Pressure
(Inch W.C.)
Heat Input
(BTU/hr.)
Orifice Sizes*
Min
Max
Min
Max
40H70 30 Single
Natural Gas
7.0
10.0
3.2
10,419
23,670
650
Propane 11.0
13.0
10.9 12,841
21,073
220
60x80
70
75
75x65
31H
45
Single
Natural Gas
7.0
10.0
4.7
16,147
29,100
650
Propane
11.0
13.0
9.5
15,627
28,118
320
Curve 45
Standard
Double
Natural Gas
7.0
11.0
4.7
18,327
33,029
380 Front
380 Back
Propane 11.0
13.0
10.7 17,796
28,500
160 Front
160 Back
110
120
130
100
Single
Natural Gas
7.0
11.0
5.6
22,798
37,167
1200
Propane
11.0
13.0
10.0
25,113
35,316
380
150
170
135 Single
Natural Gas
7.0
11.0
3.5
23,312
43,715
1400
Propane 11.0
13.0
9.5
34,008
49,704
500
200
160
Single
Natural Gas
7.0
11.0
4.5
27,467
51,277
1400
Propane
11.0
13.0
10.0
24,329
51,011
500
250 180
Single
Natural Gas
7.0
11.0
4.7
21,700
52,700
1400
Propane 11.0
13.0
9.0
42,640
57,045
650
NOTE: It can take up to 20 minutes for the flames to turn yellow.
High Altitude Requirements
For elevations above 2,000 feet, fireplace shall be de-rated 4% for each 1,000 feet above sea level.