MSR AutoFlow Filter Cartridge

The cartridge features a built-in replacement indicator that helps you track usage. You should also replace the filter if you notice a significant, permanent drop in flow rate that cannot be restored through field cleaning.

Yes, the cartridge is designed for field maintenance. You can easily clean it to restore flow rates while on the trail, which is essential for extended trips where you might be filtering water with higher sediment levels.

This hollow fiber filter is effective against bacteria, protozoa, and particulates. It is not designed to remove viruses or chemical contaminants like pesticides or heavy metals.

The AutoFlow replacement cartridge has a total filter life of approximately 1,500 liters, depending on the quality of the water source and how often you perform maintenance.

This cartridge is specifically designed for the MSR AutoFlow gravity-fed filtration system. It is not universal, so ensure your specific system model is compatible before purchasing.