One-off call
Cartridge change, leak, weak pressure. We also look at systems fitted by other companies.
- Diagnostics
- Cartridge or part replacement
- TDS reading before and after
The same team from the test to the installation, then through years of cartridge changes.
We note your address and a convenient time. The test is free, with no obligation.
The technician takes a sample from the tap and measures TDS, hardness and chlorine. It takes fifteen minutes.
If you agree, we fit the system the same day or the next. Tap, tank and drain are included.
We keep track of the cartridge dates. On the day, we call and the technician comes.
Choose the system, the installation date and the number of people at home. See when each stage needs changing.
| Stage | Replace every | Next change |
|---|---|---|
| Sediment (PP) | 6 mo | – |
| Granular carbon | 6 mo | – |
| Carbon block | 6 mo | – |
| Reverse osmosis membrane | 24 mo | – |
| Final carbon | 12 mo | – |
This is an estimate. The technician confirms it after the water test.
Cartridge change, leak, weak pressure. We also look at systems fitted by other companies.
All cartridges on time, two scheduled visits and priority callouts.
For cafés, offices and production. With a water quality log.
The price depends on the system and the address. We give it in writing after the water test.
The same team from the test to the installation, then through years of cartridge changes.




Write your name and number, and we will call to agree a convenient time.