... ,0.5mm,0.6mmCarrying Channel38 X 12mmThickness: 0.6mm, 0.7mm, 0.8mm, 1.0mmCeiling Purlin22 X 38mmThickness: 0.5mm, 0.55mm, 0.6mm, 0.7mm Self-joint Carrying Channel ... Double Furring Channel32 X 20mm 47 X 19mm37 X 20mmThickness:0.5mm, 0.6mm, 0.8mm Thickness: 0 ...