Weekly
Monthly:
- Turn off Pumps
- Remove both filters, noting which is in which position
- Rinse filters
- Replace Filters, swapping the position between the two
- Replace the chlorine cartridge (set to 6)
Quarterly https://www.reddit.com/r/hottub/comments/1652875/what_is_everyones_routine_before_draining/
Yearly
Products
Spa Shock Oxidizer
PH Test Strips
PH Decreaser
PH Increaser
Chlorine Cartridges
Mineral Cartridges
ProClear