Company and Filters Introduction

- One Filter co., Ltd. is a professional manufacturer of water filters for the replacement filter market.
- Onefilter is designed and engineered by water treatment professionals with over 38 years experience in the water treatment industry who understand refrigerator filter business.
- Onefilter offers 6 months warranty.
- All the raw materials are approved by NSF/ANSI and all filters are tested 100% by air leak testing process before shipment.
- Onefilter products are designed to improve water quality for you and your family.
- Onefilter products are also designed to help improve the efficiency of your appliances and help to protect them from the damaging effects of hard water.