Learn how espresso machines with heat-exchange boilers work. Demonstration using the ECM Mechanika V Slim and Rocket Appartamento machines using Rocket Faustino and ECM C-Manuale 54 grinders. Machines with HX boilers can brew and steam milk simultaneously and are a big step up from single boiler machines. Get a look inside a cut-away HX boiler to see how they work. Plus we’ll take a look at machine upgrades including nanotech shower screens, silicone E-61group gaskets, bottomless portafilters and BaristaPro nanotech triple shot baskets. Related videos: Best Value Entry-Level Home Espresso Machine and Grinder Combo: https://youtu.be/jzvi36qbfhY How To Dial In Grind [More]