- Fill up your latex and Mylar balloons at your own party with our Disposable Helium Tank which holds approximately 14.9 cubic feet of helium – enough to fill 50.9 in latex balloons or 27.18 in foil balloons! The helium tank features an easy-to-use nozzle and handles for easy transport. Fill your party decorations with our large supply of foil balloons with the help of a ready-to-go helium tank. We offer a large supply of balloons, so fill your party with as many balloons as you’d like! Instructions for tank disposal included. CAUTION: Keep out of reach of children. Contents are under pressure. Non-flammable gas. Use this product only in well-ventilated areas. Tank is non-refillable. Do not store in damp areas. Keep tank away from heat, fire and sharp objects. This tank has a PSI of 260.