Merbau Hardwood 40mm x 20mm Merbau Hardwood 70mm x 30mm Anodised Aluminium 40mm x 20mm Anodised Aluminium 70mm x 30mm Enviroslat Walnut 40mm x 30mm Enviroslat Walnut 70mm x 30mm Wood Grain Aluminium (Western Red Cedar) 40mm x 20mm Wood Grain Aluminium (Western Red Cedar) 70mm x 30mm Wood Grain Aluminium (Blonde Oak) 40mm x 20mm Wood Grain Aluminium (Blonde Oak) 70mm x 30mm Other (specify product/component in ‘Comments’ field below)