The ornamental design for a retractable screencomponent for a garment steamer, as shown and described.
FIG. 1 is a perspective view of a retractable screen component for a garment steamer showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines appearing in the figures are for the purpose of illustrating portions of the retractable screen component for a garment steamer that form no part of the claimed design.