Key Features

• Compatible With ÖKO Filtration Bottles: Designed specifically for use with ÖKO H2O filtration bottles, these replacement filter cartridges help maintain reliable filtration performance. The easy screw-in design allows quick installation so you can continue using your bottle for everyday hydration, travel, or outdoor activities.
• Complete Water Purification: Removes viruses (99.99%), bacteria (99.999%), parasites, heavy metals, PFAS, and microplastics as small as 1μm using dual-stage electro-adsorptive and mechanical filtration technology, lab tested and NSF certified.
• Filters Up To 100 Gallons Of Water: Each cartridge is designed to purify up to 100 gallons (380 liters) of water, equivalent to roughly 750 standard disposable water bottles, helping extend the life of your ÖKO filtration bottle while reducing reliance on single-use plastics.
• Ultra-Fast Flow Rate: Squeeze-through filtration at 2L/min (8 cups per minute) - no sucking, pumping, or waiting - making it the fastest flow rate in its class for convenient on-the-go hydration.
• Simple Screw-In Replacement Design: Replacing your bottle filter is quick and easy. The cartridge installs directly into the ÖKO filtration bottle with a simple screw-in design, requiring no tools. For best performance, replace filters every 2–3 months depending on usage and water quality.

Specifications