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).
The version with integrated drain backflow prevention is delivered with a retaining clamp for connection to a DN 100 (3.9 in) pipe. The passive vermin guard is made of stainless steel and is easy to remove for maintenance.