What specifications were required to meet the fire rating?

The proposed construction to meet the fire rating shall be a 64mm steel stud 16mm fire grade plaster board lined wall (achieving an FRL of at least-60/60 without cavity insulation) that includes Intrim’s FR MDF SK800 skirting board backed with 50mm CSR Fibretex 350 Rockwool insulation and a Bead of Bindex Fire & Acoustic Sealant between base of skirting and floor substrate, as shown in the diagram below.