EXTENSION RING PURUS FHR BIGG 100 220mm SIDE 3x50mm

Rising ring made of acid-resistant stainless steel. Three Ř50 side connections, of which only one is recommended for use at a time. Suitable for Purus HST manholes with a cover size of 220 mm. The rising ring is used when side connections are needed for Ř220 mm manholes or basins, or when the manhole needs to be raised, for example due to finishing cast. Raises up to a maximum of 100 mm (reducible). This product description is an automated translation of the original Finnish description.