Abstract: The combination of a sheet of individual tiles attached together being mounted to a fiber glass shell and the method of constructing same. A plurality of panels are attached by adhesive means to a fiber glass shell. Each panel includes a plurality of individual tiles having edge portions attached to the edge portions of adjacent tile. The panels and the fiber glass shell are produced at a location remote from the final construction site. The fiber glass shell, configured as a shower stall or as a bathtub enclosure, is attached to a plurality of upright wooden studs. Tabs are provided on the fiber glass shell to receive conventional fastening devices extending into the studs. The fiber glass shell is provided with a rough, inwardly facing surface which adhesively receives the plurality of panels. In one embodiment, the shell includes a thickened top rib positioned flush with the panels whereas another embodiment includes a trim strip blending the panels into the shell.