Liquid Rock is Bluewater’s mineral concentrate that adds calcium and magnesium to purified water, creating stable, great-tasting, scale-free water for drinking and coffee brewing.
Liquid Rock
Liquid Rock is Bluewater’s proprietary mineral concentrate used to remineralise purified water with a balanced mix of calcium and magnesium. It is designed to deliver stable, great-tasting, and scale-free water for both drinking and professional coffee brewing.
What is Liquid Rock
Liquid Rock is a food-grade solution that contains minerals sourced from Sweden. It is automatically dosed into purified water using Bluewater dosing pumps and control systems to achieve a precise and repeatable mineral profile. It is used in systems like Café Station, Kitchen Station and setups with Bluewater Pro or Spirit paired with dosing control.
Key Composition and Properties
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Calcium and magnesium in a 2:1 ratio
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No added sodium
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Formulated for optimal coffee extraction, hydration, and machine protection
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Delivers stable TDS and taste profile with no scaling
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Supplied in sealed containers for hygiene and easy handling
Key Benefits
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Improves taste: Minerals enhance flavor, mouthfeel and extraction balance
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Supports health: Provides essential minerals with no added salt
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Prevents scaling: The formula is engineered to avoid limescale, even under heat
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Consistent results: Enables repeatable water quality across locations
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Efficient use: One container provides hundreds of litres of mineralised water
How It Works
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The solution is stored in a dedicated container connected to the dosing pump
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The Bluewater Control Box manages the dosing process, based on tank levels and demand
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Mineralisation occurs after purification, ensuring the cleanest possible water with controlled mineral content
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Dosing can be adjusted depending on the desired profile: low, medium or bold mineralisation (when supported by the system)
Used With
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Café Station
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Kitchen Station
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Spirit + Control Box setups
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Pro + Control Box setups
Handling and Maintenance
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Containers are sealed and easy to replace
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Air in the dosing line can be purged by holding the button on the dosing pump until the light turns green
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Store at room temperature, away from sunlight
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Change the container when level is low or when notified by the system interface