How much helium do I need?

Modified on Fri, 23 May at 5:18 PM

Rental Tanks

Small: 27.5 cubic feet (approx 110 9-inch latex balloons, or 55 18-inch foil balloons)

Medium: 55 cubic feet (approx 220 9-inch latex balloons, or 110 18-inch foil balloons)

Large: 125 cubic feet (approx 500 9-inch latex balloons, or 250 18-inch foil balloons)

Disposable Tanks

Disposable tanks are available in a variety of sizes. Please check your local retailers for availability.

See the attached PDF document to view the Helium Calculator.

Helium Balloon Chart Common Sizes are listed below.
18-inch Foil (Mylar) Helium Balloons	0.50 Cubic Feet
Jumbo Foil (Mylar) Helium Balloons	1 to 2.5 Cubic Feet
9-inch Latex Helium Balloons	0.25 Cubic Feet
11-inch Latex Helium Balloons	0.50 Cubic Feet
17-inch Latex Helium Balloons	2 Cubic Foot
3-foot (inflated to 2.5 to 3-foot)	8 to 15 Cubic Foot

Attachments (1)

helium-calcu....pdf
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