Most models consist of a tub plus three shower wall panels, which all interlock and seal. ... Use silicone to glue it to the tub or floor, and caulk the edges along the tub and floor.

A: Solid-surface shower wall panel kits are becoming very popular for new shower-stall installations. These durable waterproof panels can be custom-cut and installed over existing tile walls.

You glue the panels to the wall and they are made of moisture-resistant MDF, which company founder Jon Madeley says is the best option for any room because of its smooth finish. “It gives a far ...