Pool filter cover

FIG. 1 is a right side and front perspective view of a pool filter cover, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a back elevation view therof;

FIG. 4 is a left side elevation view thereof

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a bottom back-end-up elevation view thereof; and,

FIG. 7 is a bottom back-end-down elevation view thereof.

The broken lines showing the figures are for the purpose of illustrating portions of the pool filter cover and form no part of the claimed design.