caravans with switchable pdlc foile :

Goes Clear to Opaque on Command.Features: Simple ON – OFF Mode Switches, PDLC Technology.Smart Film Glass offers a Self Adhesive and a Non-Adhesive switchable privacy film that has the ability to contour to the curves of various types of glass.

Cost effective Have you ever thought about how having changeable glass can actually save you money?

Switchable pdlc film is a way of blocking out direct sunlight from a room, minimising the need to use air conditioning to keep the room temperature cool. Not only does it help to stabilise the temperature of the room this way, but by reducing the amount of sunlight entering an area for a certain period of time, there’s less risk that fabric and furniture placed near windows will fade and have to be re-upholstered or replaced.