The present invention concerns a method and an apparatus for making mineral fibre products by splitting an incoming primary web, said apparatus comprising a feeding conveyor for providing an incoming primary web of air-laid mineral wool, said feeding conveyor having a first direction of travel; a station for shifting the direction of travel of the primary web by receiving the primary web on a turning table and then transferring the primary web onto a receiving conveyor, where said receiving conveyor has a second direction of travel different to the first direction of travel; wherein a web splitter is provided at the downstream end of said receiving conveyor for dividing the incoming primary web into a first primary web and second primary web and wherein the turning table is shiftable in the first direction of travel.