DS K is a ring seal made from elastomers with dense structure for the permanent sealing of concrete and reinforced concrete socket pipe connections.
DS GRS is a slip ring seal made from elastomers with dense structure for the permanent sealing of concrete pipes and reinforced pipes and socket box culverts.
DS LK is a slip ring seal made from elastomers with dense structure for the permanent sealing of concrete pipes and reinforced concrete socket pipes and socket box culverts.
DS LKD is a two-lipped compression seal made from elastomers with dense structure for the permanent sealing of concrete and reinforced concrete socket pipes and socket box culverts.