Bette Air 1 x shower tile dimensions: 1200 x 1000 mm with anti-slip Pro surface provides additional safety and standard slip resistance. Minimum tub support rectangular edge height: 10 mm, drain hole diameter: 200 mm, corner radius: 5 mm. Installation variant: floor level. Material: glazed titanium steel with a non-porous surface. For installation, we recommend the Universal installation system with an adjustment range of 67 - 205 mm (to be ordered separately). From a side length of 1000 mm, we recommend the use of a support foot set BetteAir B57-0406 (to be ordered separately), including sound-reducing separating foil.