Payment and administration What are the current social tariffs? How much does a gas tank cost? General Where can I download the MSDS sheets? How does gas in a tank work? What are the advantages of gas in a tank? Should I choose an underground or above-ground tank? Kan ik een gastank combineren met energie van een zonneboiler, windturbine of warmtepomp? How is a bulk tank installed? The natural gas network is being installed on my street, but I have a bulk tank. What should I do? Will Antargaz give a reward when I sign up as a new bulk tank customer? Safety I want to store my gas bottle in the basement. Is this allowed?