Fibre-cement manufacturer at Niederurnen, the former Eternit Schweiz, holding six live VKF recognitions — four in Untergruppe 231 Brandschutzplatten and two in 232 Bekleidungen von nicht-brennbaren Bauteilen. Its VKF numbers include 3408 and 4421, among the oldest still-valid approvals in the register, which is a fair measure of how long fibre cement has been a Swiss fire-lining material.