Authentic Japanese product with full international tracking.

Tracked worldwide shipping typically ¥1,200–¥2,300 depending on cart weight and destination.

GRAYL GeoPress One-Way Valve is the genuine silicone valve for compatible GeoPress purifier systems. It prevents purified water from flowing back into the filter and helps protect the cartridge when carrying prepared drinks after purification.

Why choose this product:

Original replacement part, compact size, simple installation, and dependable protection for GeoPress filtration performance.

How to use:

Install on a compatible GeoPress purifier or cartridge according to the product instructions. Replace if damaged, worn, or if you want to refresh a heavily used system.

Who it may be useful for:

Best for GeoPress owners who want to maintain proper purifier operation and preserve cartridge performance.

Important information:

Original weight: 12 g. Material: silicone rubber. Compatible with GeoPress Purifier with One-Way Valve, GeoPress Purifier Cartridge, and GeoPress Titanium Purifier. Not compatible with older models.