( Built 6yrs ago by the previous owner, we moved in last year in late July ) 22100 Gal inground salt water pool. Pentair Superflow VS pump( upgraded this year in May 2017 ). Jandy heat pump model AE-TI. Jandy Cartridge filter CV & CL series. Zodiac Clearwater LM2. Lamotte 2056 Color Q Pro 7 ( Sorry, I know is not recommended but I purchased that before I join this group ). Hach pocket Pro Salinity tester. Polaris P955 4WD Robotic cleaner.