Aqualavo desinger Showers Trays, By aquadart, Feater a designer looks with central wastes with a designers squares grills. The Aqualavo range of trays also feature a standard gloss white finish and a more designer slate effect finish available in white slate, black slate and greay slate finsihes. Not only do the Aqualavo Slate effect shower trays add the designer look to your bathroom, the slate effect also adds a anti slip feature to the shower tray.