SIZE AND CAPACITY OF PROPANE
CYLINDERS REQUIRED
Thechartsbelowshowtheapproximatesizeofthecylinder
requiredfortheseheaters.Tousethechart:
1.Selectthelowestairtemperatureexpected(atthebottomofthe
chart).
2.Movestraightuptotimeofoperationdesired(leftsideofchart).
3.Readthecylindersizerequired.
Allheatersshouldhave:
full cylinders
good air circulation
no frost on cylinders
60,000 BTU/HR (16.1 kW)
28
26
24
22
20
18
16
14
12
10
8
6
4
2
0
AIRTEMPERATURE-
85,000 BTU/HR (33.4 kW)
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
0
AIRTEMPERATURE-
Mr. Heater, Inc.| Forced Air Propane Construction Heater
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PROPANE/LP VAPORATION RATE
(Per100lb.PropaneCylinder)
100lb.
Propane Heater Cylinder Selection Chart
Pounds of
Maximum continuous BTU Output
Propane in
per Hour at Various Temperature
Cylinder
0°
100
113,000
90
104,000
80
94,00
70
83,000
60
75,00
50
64,00
40
55,000
30
45,000
20
36,000
10
28,000
125,000 BTU/HR (49.1 kW)
40
3 Cylinders
38
33
34
32
30
28
2 Cylinders
23
24
22
20
18
13
14
12
1 Cylinders
10
8
6
4
2
0
AIRTEMPERATURE-
Operating Instructions and Owner's Manual
40lb.
20lb.
20°
40°
167,000
214,000
152,000
200,000
137,000
180,000
122,000
160,000
109,000
140,000
94,000
125,000
79,000
105,000
66,000
85,000
51,000
69,000
38,000
49,000
100# (45.4kg)
100# (45.4kg)
100# (45.4kg)
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