Balls / Balloons
Blimps
Net Lift at Sea Level
Net Lift at Sea Level
Diameter
Helium Requirements (Feet3)
Pounds
Kilos
 Length
Helium Requirements (Feet3)
Pounds
Kilos
6 foot
113
3
1.36
 11 foot
100
1
0.45
7 foot
180
6
2.72
 14 foot
160
2
0.91
8 foot
300
11
4.99
 17 foot
300
5
2.27
10 foot
524
23
10.43
 20 foot
370
8
3.63
12 foot
905
46
20.87
 25 foot
600
18
8.16
14 foot
1,444
63
28.58
 30 foot
1,510
33
14.97



Hot Air Balloon Shapes
Cubes
Net Lift at Sea Level
Net Lift at Sea Level
Height
Helium Requirements (Feet3)
Pounds
Kilos
 W x H
Helium Requirements (Feet3)
Pounds
Kilos
9.5 foot
100
1
0.45
 11 foot
216
4
1.81
13.5 foot
160
2
0.91
 8 foot
512
9
4.08
17.5 foot
300
5
2.27
 10 foot
1,000
20
9.07