Sturotec tub support for Bette Ultra shower tray super flat 150 x 70 x 3.5 cm STUDWB136

suitable for: Bette Ultra shower tray superflat 150 x 70 x 3.5 cm, Art. no. 5914-000 surface ready for tiling installation on screed, unfinished and wooden floors possible sound insulation tested according to DIN 4109