A filter arrangement for a system within which fluid is filtered and an associated method of providing the arrangement. A frame of the arrangement includes an outer periphery shape that is complementary to a shape for location of the filter arrangement therein and a plurality of filter pleat pack locations. At each filter pleat pack location the frame includes at least one portion having a saw-tooth contoured surface. A plurality of filter pleat packs each includes a plurality of pleats. Each filter pleat pack is removably located at a respective filter pleat pack location of the frame, with the pleats of the filter pleat pack mating against the saw-tooth contoured surface. A plurality of removable retainers that non-permanently hold the filter pleat packs. Each retainer has at least one saw-tooth contoured surface that mates against the pleats so that the pleats of the filter pleat pack are sandwiched.