The ornamental design for a snap-in trim element for securing foil sheet wall insulation in a supportframeassembly or the like, as shown and described.
FIG. 1 is a top and rear perspective view of a snap-in trim element for
securing foil sheet wall insulation in a support frame assembly or the
like showing my new design;
FIG. 2 is a horizontal cross-sectional view thereof, taken along line 2--2
of FIG. 1; and
FIG. 3 is a front elevational view thereof.
The element is shown broken-away in the views to indicate indeterminate
length.