Switchable smart film turns ordinary glass frosted or clear on demand, so a room keeps its daylight without losing privacy. How does smart film work? This video explains the PDLC technology behind switchable privacy film and how glass changes from transparent to opaque in seconds—without blocking natural light. Contractor premium Authorized Installer All work shown is custom measured, fabricated and installed by the Blinds Concept team for homes and businesses across Atlantic Canada, including Halifax, Dartmouth, Charlottetown and Moncton. Book a free consultation to talk through options for your own windows.