Heavy duty security door fabricated on site for an undisclosed location. Viewed from the exterior its a basic agricultural building but with hidden industrial security inside. Made from 50x5mm box section frame with a 4.5mm Durbar skin. Weld in deadlock and extra HD hinges.

Nothing is truly impenetrable for someone keen enough – the goal was to make an absolute deterrent that would require a lot of noise and time to break through.