Cafiza Espresso Machine Cleaner Powder is an integral part of the daily maintenance routine for espresso machines. Specifically formulated for effective use in the back flush cleaning process, Cafiza is designed to combine maximum solubility and cleaning power with easy rinsability. Cafiza is recommended for use with a wide-range of traditional espresso machines and is NSF certified for metal compatibility and safety.DirectionsCommercial Espresso MachinesBack Flush (each group head):1. Insert blind filter in portafilter and add up to 1/2 teaspoon (3 g) of Cafiza Powder. Insert portafilter into group head.2. Activate brew cycle for 10 seconds. Stop 10 seconds. Repeat 5 times.3. Remove portafilter. Activate brew cycle and rinse portafilter in stream of water from group head. Stop cycle.4. Insert portafilter into group head. Repeat step (2) without Cafiza Powder 5 times.5. Make and discard a cup of espresso to insure no residue remains.Soak:1. Soak filters and metal of portafilter for 30 minutes in 1 teaspoon (6 g) of Cafiza Powder per 32 oz. (1 L) of hot water.2. Rinse with clean hot water.Coffee Brewers1. Empty coffee from equipment. Sprinkle 1/2 teaspoon (3g) of Cafiza Powder per 64 oz. (2 L) of brewer capacity directly into brew basket. 2. Run a full brew cycle into each vessel and hold for 30 minutes. 3. Empty each vessel and rinse all parts with clean hot water. TIP: Wet cloth with Cafiza Powder solution and wipe down spray heads, then wipe clean. Caution: Solution may be very hot.