In most instances, cleaning a water filter straw is as easy as pushing clean water through the device in the opposite direction of its normal operation. However, the manufacturer's instructions should always be consulted first.

Chicago Tribune: The best water filter straw

In most instances, cleaning a water filter straw is as easy as pushing clean water through the device in the opposite direction of its normal operation. However, the manufacturer's instructions should always be consulted first.

Chicago Tribune: The best water filter straw

Chicago Tribune: The best water filter straw

Chicago Tribune: The best water filter straw

Chicago Tribune: The best water filter straw

Chicago Tribune: The best water filter straw

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