147.56 224.91 

  • Odour seal
  • Vermin guard
  • Backflow prevention device
  • Overflow with skim effect

Installation and operating instructions for this product are only available in German or English. You need to understand German or English to install and use this product safely.


Multi-functional overflow for rainwater storage tanks made of impact-resistant ABS plastic. For connection to the tank overflow (DN 100). Surface debris removed by skimming effect. Prevents storm drain odours from reaching the storage tank. Brace pipe prevents tilting or tipping. Large siphon volume 6 l (1.5 US gallons).

Available in different versions:
With or without drain backflow prevention with or without vermin guard

The version with integrated drain backflow prevention is delivered with a retaining clamp for connection to a DN 100 pipe.

The passive vermin guard is made of stainless steel and is easy to remove for maintenance.