Press-fit the Double Bubble Outlet onto the inflating outlets of the Dual Split-Second Sizer. Attach the yellow hose to the right outlet and the blue hose to the left outlet.

Set the Dual Split-Second Sizer to MODE 3 on the control panel, and set the Second Stage Regulator to 60psi. Set the unit to properly inflate the balloons by referencing the following chart:

Place the 11" balloon over the blue hose.

Place the 16" balloon over the 11" balloon and the yellow hose. Hold firmly to prevent helium from escaping during the inflation process.

Tap the foot pedal to inflate the balloons. After the balloons are fully inflated, pinch the neck of the balloons together and remove the Double Bubble outlet quickly to prevent helium from escaping.

Pull the neck of the inside 11” balloon while pinching the necks of the 2 balloons together.