Rental Servicing Case 11 : Plan20 2nd Services for Ecotech B101 Hot Warm Water Dispenser 2nd filter replacement servicing for Plan20 Rental Ecotech B101 Hot Warm Water Dispenser. Flashing Pre-Carbon Filter before use. Discarded the old filter. Installation Case 13 : Freshpure ECO 5 Stages Energy Life Water Filter System Installed In The Cabinet Installation Case 12 : Plan20 Rental Ecotech B101 Table Top Hot Warm Water Dispenser