PP+CTO+UDF Refill Kit 10" (Osmosis)

The PP+CTO+UDF refill kit bundles the 3 standard 10" cartridges an osmosis system or multi-stage filter needs replaced, in one pack.

• 3 cartridges, 10" format: PP (sediment), CTO (carbon block), UDF (granular activated carbon)
• Fits standard 10" cartridge housings (osmosis units, YL double/triple filters)
• Handy for a single yearly service instead of buying each cartridge separately
• Replacement frequency depends on inlet water quality and usage — follow general manufacturer guidance