Enjoy your favorite brews right at home with the Krups The SUB Draft Beer Dispenser. The SUB is part of the Hopsy system and works with TORP kegs. When you sign up, you begin a subscription model of craft beers. Each month, you receive TORPs that match your criteria. T.he SUB keeps your beer fresh for up to 15 days. Each TORP holds up to two liters of fresh draft beer. The SUB ensures that you get the perfect pour every time and works easily with a one-handed operation.