Description
Get pure, healthy water straight from your tap with the Coldstream MAX filter, designed for under-sink (under-counter) installation.
This premium filter combines a ceramic membrane and an activated carbon core to effectively remove chlorine, fluoride, heavy metals, chemicals, PFAS (forever pollutants), microplastics, viruses, bacteria and much more.
The Coldstream MAX system offers high-performance filtration for clean, safe, and great-tasting drinking water – ideal for everyday domestic use without compromising on quality.
Coldstream MAX Filter – Under Sink System (compatible with blue plastic housing)
⚠️ This filter is not compatible with stainless steel systems, whether countertop or undersink. It is only designed for the Coldstream blue plastic undersink system.
Multi-layer filtration technology:
The Coldstream MAX ceramic filter provides comprehensive protection against water pollutants, waterborne viruses, and microplastics—while preserving the natural taste of water. It consists of three key layers:
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Activated Carbon Inner Core : Removes chemical contaminants, including pesticides, herbicides and industrial residues.
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Antibacterial ceramic layer : Filters bacteria, microplastics, fine particles and sediment.
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Ceramic enriched with antimicrobial agents : Strengthens protection against waterborne viruses and other pathogens.
Benefits of the Coldstream MAX filter:
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Provides safe, great-tasting drinking water , day after day.
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Preserves mineral salts and electrolytes beneficial for health.
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Protects against water pollutants : heavy metals, chemicals, microplastics, bacteria and viruses.
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Equipped with a filter replacement indicator .
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No electricity : works only with mains water pressure.
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Average lifespan of 6 months or up to 5,000 liters of filtered water (depending on water quality).
Contents of the Coldstream MAX (CF521W) pack
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1 or more Coldstream MAX filters
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2 gaskets (2 per filter)
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2 wing nuts
MAX replacement filter, 2.9″ x 9.75″,
(Compatible with housings designed for 10″ filters)