Shower Tray Drain Extension Piece

Extending frame for thicker tiles when using Dallmer drain with Marmox Showerlay trays. The Showerlay tray frame is suitable for tiles up to 9mm thick and the Dallmer drain comes with an extension frame that when added to the Showerlay tray frame will allow for tiles up to 14mm thick. The extending frame allows for tiles up to 19mm thick (or 24mm thick if you use two extending frames).