Fluidmaster 8202P8 Flush 'n Sparkle Automatic Toilet Bowl Cleaning System Refills, BioBalance Septic 2-Pack $7.51 B000BQU6E8
Fluidmaster 8302P8 Flush 'n Sparkle Automatic Toilet Bowl Cleaning System Refills, Bleach 2-Pack $14.99 B000CSR6KC