These louvre panels were made from 1.6mm thick galvanised steel.

Overall size 300 x 200

louvre size 25mm wide x 150mm long.

The Electrical Door panels below are made from 1.6mm GAL.

In 3 different sizes, the largest being 820 approx x 2030mm high with 20mm wide x 515mm long louvres pressed in a single row on top and bottom sections.