Rancilio 'Epoca' One Group Reservoir Water Softener Brand_Anfim or RP-style backflow preventers are

or RP-style backflow preventers are sometimes required

You can also clean it by soaking it overnight in our Espresso Machine Cleaner

The ruby nucleus seat resists the pitting and wear that plain metal or PTFE seats develop over years of hot-water cycling

Allows use of lower amperage power switches

Pull several shots after an idle period to see how duty cycle affects your brew temperature - most machines run hotter or colder than their resting setpoint depending on how recently the group was used

Rancilio 'Epoca' One Group Reservoir Water Softener Brand_Anfim or RP-style backflow preventers areRancilio Epoca Water Softener Cartridge One Group Reservoir Genuine Rancilio mini water softener for one group Epoca reservoir systems, protecting your boiler and internals from scale buildup. This is the current DVG certified "ETO" version, #69000313, which replaced the older white #69000140 (~02 01 2017), both are functionally interchangeable. SPECIFICATIONS 157 mm long Accepts 7 mm I. D. tubing (see R_1332 hose) COMPATIBILITY Fits: Rancilio Epoca