
CTO carbon block
CTO
Stage 3 — taste, odour and fine particles.
Replaced every 4–6 monthsFitted at your home
Cartridge prices are quoted on request — they move with each shipment, and we will not publish a number that is stale within weeks. We confirm it before any commitment, or it sits inside the annual service contract at a fixed price.
Fits these systems
If your system is on this list, this is the right cartridge.
The rest of the RO kitchen filter cartridges
- PP sediment 5µEvery 4–6 months
- GAC carbonEvery 4–6 months
- RO membraneEvery 4–6 months
- Post-carbon polishEvery 4–6 months
- Alkaline cartridgeEvery 24 months
- Mineral cartridgeEvery 24 months

