ClarivoWe don't fit boilers, bathrooms or kitchens. Just drinking water — done right.
Scale on the kettle, a chlorine tang in your tea, water that just tastes off — that's what's left once standard treatment's finished its job. Book a free test and we'll tell you exactly what's in yours before we recommend anything.
A simplified guide to what each stage targets. Full detail and manufacturer specs are on the Reverse Osmosis Systems page.
Everything you need to know
The short version is above. Here's where the detail lives.
Packages & pricing
Standard, Plus and Premium — fixed prices, no hidden extras.
Compare packages →Reverse osmosis systems
All 7 filter stages, and exactly what each one removes.
View stages →Installation
What actually happens on the day, step by step.
See the process →Servicing
Filter changes, reminders, and what happens if something goes wrong.
See servicing →Blog
PFAS, tap water safety, RO vs jug filters, and more.
Read the blog →Areas we cover
Hertfordshire and the surrounding towns.
Check your area →Find out what's really in your water.
Free, no-obligation, and usually booked within the week.
Book your free water test