www.fmiproducts.com
901054-01N
2
MODEL
DESCRIPTION
Btu/Hr Input
Natural Gas
B
tu/Hr Input
Propane/LP Gas
Minimum Vent
Opening
(C,F)VSR18
18" Single Burner
50,000
40,000
8" dia.
(C,F)VSR24
24" Single Burner
60,000
50,000
8" dia.
CPVSR18
18" Single Burner
50,000
40,000
8" dia.
CPVSR24
24" Single Burner
60,000
50,000
8" dia.
(C,F)VDR18
18" Dual Burner
55,000
45,000
8" dia.
(C,F)VDR24
24" Dual Burner
65,000
55,000
8" dia.
(C,F)VDR30
30" Dual Burner
70,000
60,000
8" dia.
BFLT18
18" Triple Burner
65,000
55,000
8" dia.
BFLT24
24" Triple Burner
70,000
60,000
8" dia.
*Add 6" if safety valve/pilot is used
**At depth indicated
FUEL INLET PRESSURE
SPECIFICATIONS (W.C.)
Gas
Min.
Max.
NG
5.5"
10.5"
LP
11"
13"
BURNER ORIFICE
NATURAL
PROPANE/LP
LOG SIZE
IN.
NUm.
CLR.
IN.
NUm.
CLR.
18SR/DR
0.120
31
Blue
0.073
49
Red
24SR/DR/BFLT18
0.129
30
Green
0.086
44
Orange
30DR/BFLT24
0.1405
28
Yellow
0.089
43
Black
inStAllAtiOn
mINImUm FIREBOX SIZES
MODEL
FRONT
WIDTH*
BACK
WIDTH**
DEPTH HEIGHT
18DR/SR
28"
16"
14"
18"
24DR/SR
29
3
/
4
"
17"
15
1
/
2
"
18"
30DR
36"
27"
18"
18"
BFLT18
28"
16"
15
1
/
2
"
18"
BFLT24
30"
22"
15
1
/
2
"
18"
Figure 1 - Technical Information Charts
