3M 3M™ Indoor Window Insulator Kit - Two Windows 914mm x 1.5m SKU: 173005 MODEL: 70006951258 Error. try again later You've successfully joined the club $ 14 .95 kit Mitre 10 Variants Clear film that shrinks tight for tough, wrinkle-free weather seal on windows. Insulates and reduces air infiltration. Features and benefits Fits two 914mm x 1.5 metre indoor windows. Scotch double sided tape holds firmly between films and surfaces. Saves energy and reduces heating costs. Reduces condensation and prevents frost buildup.