Waterdrop WD-KJF 5-in-1 Replacement Filter for K6 Reverse Osmosis Instant Hot Water Dispenser System

Delivering deep purification in a single cartridge, the WD-KJF combines an RO membrane, carbon block, and PP cotton to reduce TDS, fluoride, heavy metals, and PFAS. It restores your K6 instant hot water dispenser to full performance.

Key Features

• 5-in-1 Deep Filtration: RO membrane, carbon block, PP cotton, and additional media filter layer by layer for thorough purification.
• Broad Contaminant Reduction: Reduces TDS, chromium, PFAS, fluoride, arsenic, nitrate, chloride, heavy metals, and particles.
• Scale Protection: Powerful filtration helps limit limescale, so your instant hot water stays cleaner and your appliance stays protected.
• Long Service Life: Provides up to 12 months of filtration, depending on your local water quality.
• Quick Replacement: Twist and pull the cartridge out in about 3 seconds, with no plumber required.

Built for the K6 platform, the WD-KJF drops into the system without tools or modifications. It is the single replacement cartridge needed to keep both cold and instant hot water consistently clean.

Staying on schedule is simple. Replace the filter every 12 months, or sooner if your water quality is demanding, to keep filtration performance at its best.

Fluoride reduction is part of every Waterdrop RO design, and this cartridge carries that capability forward. Fresh filtration also keeps taste and odor consistent from the first glass to the last.

Technical Specification