Inspection chamber with siphon 80mm/100mm

Inspection pit with siphon, suitable for pipes with a diameter of 80mm and 100mm (via a removable reducer that is included as standard). Spout to ground tube is 110mm. Ideal for collecting small fractions of leaves, stopping odors through the siphon effect of the partition, and for inspecting/cleaning the sewer pipe in the event of blockages.