About Us Welcome to NFC / Suburban Carbonic, We have been providing fast convenient on site refills of customer owned paint ball, nitrogen and C02 ( Carbon Dioxide ) cylinders for over 30 years. We also carry premium private Label POST-MIX fountain syrups and juices at a discount. Energy drinks, and National brands are also available. We carry a large line of Kegerator replacement parts as well as refrigerator conversion kits. We are conveniently located at: 2944 N. Leavitt St. Chicago, Illinois 60618 1/2 Block south of the intersection of Clybourn, Wellington and Leavitt. Click here for directions