Hover to Zoom

iSi CO2 Cartridges, Set of 10

No Longer Available
Williams Sonoma Credit Card

Earn up to 10% in rewards1 + Free Standard Shipping8 today with a new Williams Sonoma credit card.

  • These 8-gram chargers supply the gas that, under pressure, operates our screw-valve soda siphons to produce carbonated water. Made of steel, the threaded cartridges are filled with pure carbon dioxide gas. They are manufactured according to strict safety guidelines. Set of ten.