It is used for: - sewage and drainage systems at low and high temperatures, mounted inside the building, anchored to its walls (application class B), or buried in concrete - ventilation of sewage systems - gravity rainwater drainage systems. Specifications: - Diameter range: (fi)32, (fi)40, (fi)50, (fi)75, (fi)90, (fi)110, (fi)125, (fi)160. (fi)200, (fi)250. - Conformity: EN 1451. - Material: - Inner and outer layer: homopolymer polypropylene - Intermediate layer: polypropylene blend with minerals. -Sealing material: SBR rubber. - Acoustic performance: 12 dB(A) for a flow rate of 2 l/s, according to EN 14366. -Maximum temperature of use: +95C (intermittent), +80C (continuous). -Fire resistance: Euroclass D-s3, d0, according to EN 13501-1. -Color: - Inner and outer layer: light blue RAL 5015 - Intermediate layer: black -Intermediate layer: black -Mating: plug and gasket -Warranty: 2 years.