● The joint with drain is an essential accessory to complete the gutter system, as it allows the rainwater collected by the channel to be evacuated

● The accessory, made with the Bi-System assembly system, can be applied by gluing or with gasket (which allows better expansion of the channel in the presence of temperature changes). In the lower part of the joint with drain, rain pipes with a diameter of mm can be glued. 80-100.

The gutter system has the function of collecting rainwater from the roof and conveying it within a disposal network made up of downspouts, wells, siphons and underground pipes.