No Magnets. No Fuss. No Waste.
There’s a reason why the industry is turning to DosaFil®: traditional water treatment doesn’t measure up.
DosaFil-Duo® does.
Cleans Systems Online
Filters all contaminants from 50 to 0.5 microns – no downtime necessary.
Complete Treatment
Combines safe chemical dosing with automatic air removal and continuous side stream filtration.
Magnet Free
Eliminates health and safety concerns associated with large magnets.

Fast and Efficient
Two minute filter change, unmatched standard operating pressure and temperature ranges.
Solid or Liquid
DosaFil-Duo® becomes the UK’s most eco-friendly chemical system when used with solid chemicals.
High Spec
Designed and manufactured in Britain, official Grundfos OEM.
5 Reasons to Install DosaFil®
(In Under 60 Seconds)
Meet The DosaFil-Duo® Family
The widest range of conditioning devices in the industry.
DosaFil-Duo® Nano
- Wall mounted
- Maximum temperature 90°C
- Maximum pressure 10bar
- Up to 40,000ltr system volume
- Nano+ comes with smart monitor

DosaFil-Duo® Micro+
- Wall mounted
- Maximum temperature 130°C
- Maximum pressure 20bar
- Up to 87,840ltr system volume
- Smart monitor

DosaFil-Duo® S+
- Free standing
- Maximum temperature 130° C
- Maximum pressure 20bar
- Up to 180,000ltr system volume
- Smart monitor

DosaFil-Duo® HF+
- Free standing
- Maximum temperature 130°C
- Maximum pressure 16bar
- Up to 306,000ltr system volume
- Smart monitor

Not Sure Which One You Need?
Use our product selector tool to find the most efficient DosaFil-Duo® for your system.
It’s Not Just Traditional Water Treatment That DosaFil® Blows Out of the Water
Peace of Mind
Designed and Made in Britain, comes with a 5 Year Guarantee and specialist support team.
Magnet-Free
No heavy, expensive and potentially dangerous magnets, reduced H&S concerns.
Grundfos OEM
DosaFil® is an official Grundfos OEM, using bespoke, serial numbered pumps.
Eco Friendly
UK’s most eco-friendly chemical system when used with SolidTek chemicals.
Unmatched Range
Standard temperature ranges from 90oC – 130oC and pressure ranges from 0 – 20 bar.
SolidTek® Partner
Official partner to SolidTek® solid paste chemicals.



