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The MSR HyperFlow Microfilter utilizes a prefilter to remove sizeable debris and particles prior to the final filtering process. The HyperFlow Prefilter Replacement restores the functionality of your microfilter after wear and tear has taken its toll on the fine mesh stainless steel screen.
- Replacement prefilter for the MSR HyperFlow Microfilter.
- Effectively filters debris and particulates prior to the final micro-filtration process.