Thermal Insulation Film for Winter Window Glass 1.6 x 5 m Transparent Product Description Protect your home from the oppressive cold and drastically reduce your heating bills with professional POF thermal insulation film. It's a simple and extremely effective DIY solution that creates an additional thermal barrier on your windows, acting almost like a third pane of glass. The film, which is an impressive 1.6 x 5 meters , is large enough to seal several standard windows throughout the house. It is fully transparent, thanks to which it does not restrict visibility or access to natural light, and its universal character allows it to be mounted on metal, wooden, lacquered and plastic (PVC) frames.