FIG. 1 is a top perspective view of a key for a water filter assembly;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevation view thereof, the rear view being a mirror image of same;
FIG. 4 is a left side elevation view thereof; and,
FIG. 5 is a right side elevation view thereof.
The subject matter shown in broken lines is not considered part of the claimed design.
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