Supplied in 3000mm lengths, extruded from architectural grade aluminium alloy to BS 1474. Pre-punched with diagonal fixing slots and holes in the plastering fins suitable for fixing by dry wall screws. The standard finishes are either white polyester powder coating to RAL 9010, 20% Gloss, or unpainted for onsite painting/spraying. QIC cannot accept any responsibility for the painted finish of products supplied unpainted. Non-standard lengths, factory curving and alternative factory applied finishes are available to special order.