Products Find your product 1 - 2 of 2 Reset sorting 45 Compare DriTherm® Masonry Cavity Slabs Masonry Cavity Walls Thickness Range (mm) 50 - 150 Compare Fire Duct Slab (Fire-teK BD 917) Structural Steel Thickness Range (mm) 45 - 90 has been added to your comparison. has been removed from your comparison.