Description
Replacement filter cartridges for Frizzlife SK99 and SP99 3-stage under sink water filter system
Receive 4 filter cartridges in total: two sediment filters, one 3-5 micron carbon filter and one 0.5 micron carbon filter.
It is recommended to change sediment filter every 3-6 months, change 3-5 micron CTO every 8-12 months and change 0.5 micron CTO every 12-18 months (actual service life depends on your water quality and daily usage).