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The standard solution for flat-to-the-floor convenience

Poresta® shower tray support

  • Safe and easy installation of all standard bathtubs and shower trays on the market
  • Masonry work no longer necessary
  • Complete system with mounting hardware
  • Faster completion of bathroom construction
  • Thermal insulation for bathwater


Individualised EPS hard foam (expanded polystyrene) system for installing bathtubs and shower trays made of steel or acrylic as moulded or structural components. Shape and dimensions made to fit specific tubs based on article number.


Tolerances (general):

  • Length: nominal +/- 3 mm
  • Width: nominal +/- 2 mm
  • Height: nominal +/- 2 mm
  • General tolerances: according to ISO 2768 - Tolerance class "c" for linear and angular dimensions 

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