Great coffee starts with water
Water that is too pure makes flat coffee. The BWT bestmin premium cartridge adds minerals and magnesium back into reverse osmosis water so coffee tastes full and sweet.
Why you’ll love it
The minerals in water carry flavour. Getting them right means sweeter coffee, better crema and a machine that lasts.
What it is
- Remineralising cartridge for coffee (M size)
- Install downstream of a reverse osmosis system
- 10,000 litre capacity, 12-month filter life
Good to know
- Pressure 200–800 kPa, water temperature 4–36°C, flow under 15 L/min. 3/8″ BSP fittings.
- Have it installed by a licensed plumber.
- Ships direct within 1–2 business days. Delivery is calculated at checkout.
Clean water lets good coffee shine. Pair it with our OmniSoul blend, or ask us about wholesale beans for your venue.








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