Peak Water Jug Replacement Cartridges Roasted Coffee but the added pre infusion chamber D001613 1000ML but the added pre infusion chamber adds a built in 7 second pre infusion that produces a more balanced FCC (every two years) Panel Colour Red Housing Colour Black Housing Material ABS and Aluminium Charging Method microUSB Port Log Output microUSB Cable Warranty 12 Months* you increase its extraction capabilities by allowing more of the ideal flavours to be pronounced in the end coffee optimizing the water that came straight out of your tap to brew consistent deliciously tasting coffee is possible with the Peak Water Filter Jug