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GROHE Blue S-Filter Cartridge Review: Is It the Right Replacement for Your Tap?

GROHE Blue S-Filter Cartridge - Replacement Filter for Blue and Red Water Systems for Fresh Filtered Water, Reduces Limescale and Heavy Metals, Capacity 600 Litre, 40404001
4.7
[GROHE Blue Compatible]  Designed as a direct replacement for GROHE Blue filter water kitchen taps.
[Up to 600 Liters]  Filters up to 600 liters before replacement, ideal for regular household use.
[5-Stage Filtration]  Five-phase filter reduces contaminants, ensuring great tasting and cleaner water.
[Consistent Water Quality]  Delivers reliable improved taste and purity with every filter change.
[Packaging May Vary]  Packaging or label design may vary, product quality and performance remain unchanged.
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Kitchen filter cartridge for GROHE Blue and Red systems, designed to deliver fresher filtered tap water. Cleaner tasting water reduces chlorine and odours, making drinking and cooking more enjoyable for households. Is GROHE Blue S-Filter Cartridge the right replacement for your Blue or Red system?

⚡ At a Glance
  • Filtration Performance: Five-stage filtration reduces limescale and heavy metals, and improves taste
  • Best for: Owners of GROHE Blue and Red taps who want fresher tasting kitchen water
  • Not ideal for: Large households needing more than 600 litres between replacements

Five-stage filtration targets limescale, heavy metals, chlorine and odours. Designed as a direct replacement for GROHE Blue and Red kitchen tap filter cartridges.


Fresher, better-tasting water – With five-stage filtration

Five sequential stages work to reduce limescale and heavy metals while targeting chlorine and odours to polish the water's taste. The multi-stage approach separates particulates and chemical tastes across dedicated phases.

Noticeably improved taste for drinking and cooking, with reduced chlorine and odours in everyday tap water.

Lower limescale build-up – Thanks to targeted reduction of limescale and heavy metals

Filtration stages are arranged to capture minerals that contribute to limescale and to lower traces of heavy metals, helping to slow visible scale formation. The cartridge capacity is specified for measured replacement intervals.

Less limescale around taps and in kettles, helping fittings and cookware remain cleaner between changes.

Quick swaps and dependable fit – With tool-free installation and GROHE compatibility

User feedback highlights tool-free installation and a reliable fit into GROHE Blue systems, while packaging and label design may vary without changing the cartridge contents. The unit is provided as a direct replacement by BWT for GROHE taps.

Fast, straightforward replacements that can be completed without specialist tools, keeping maintenance simple.

✨ The 4 Key Reasons for GROHE Blue S-Filter Cartridge
  1. Genuine BWT design – Ensures correct fit and consistent filtration performance for GROHE Blue taps
  2. 600-litre capacity – Treats up to 600 litres of water before replacement is required
  3. Tool-free installation – Allows quick swap without tools, ideal for busy kitchens
  4. Removes chlorine and odours – Delivers noticeably fresher tasting water, reducing chlorine taste and odours
📋 Technical Details at a Glance
  • Category: Home Improvement, Water filter cartridge
  • Brand: GROHE
  • Product ID: B00I4SIFUM
  • Compatibility: GROHE Blue and Red water systems, kitchen taps
  • Filter stages: 5-phase filtration
❓ Frequently Asked Questions

Q: Is this cartridge compatible with GROHE Blue kitchen taps?

A: Yes, marketed as a BWT replacement filter specifically for GROHE Blue and Red water systems, and user reviews note a reliable fit.

Q: How much water will the cartridge treat before it needs replacing?

A: Capacity is up to 600 litres, after which a replacement is required according to the product information.

Q: Is installation difficult or does it require tools?

A: Users report easy, tool-free installation, allowing quick replacement without specialist tools.

🏆 Our Verdict

Suitable for households with GROHE Blue or Red taps that want cleaner, better-tasting kitchen water. Five-stage filtration that reduces limescale, heavy metals, chlorine and odours is the key selling point, together with straightforward, tool-free replacement. With a clear 600-litre capacity and reliable fit, replacement intervals stay predictable, making it a practical long-term kitchen choice.