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Category: Flachdach-Zubehör
Extendable renovation drain DN 90

Description:

  • Complete with gravel trap and backflow seal

Flange or flange collar optionally made of:

  • Rigid PVC
  • Bituminous membrane (PYE PV 200 S4 sanded)
  • PVC roofing sheet / plastic or elastomer roofing sheet