These tanks are built to whip cream using a whipped product dispenser and regulator attachment. Every single tank comes with a plastic valve to manage release of gasoline with out a regulator attachment. Tanks ought to be totally vacant ahead of disposal. Item Options: SupremeMax 1.1L 680g Cream Charger Tanks https://beckettdsirc.amoblog.com/5-tips-about-nang-delivery-melbourne-you-can-use-today-56070798