Clear Thermal Window Cover | 4m x 1.5m by tesa$13.49
Wouldn't it be amazing if you could simply add a second pane to your windows without replacing the whole thing? Oh wait, you can! The Clear Thermal Window Cover by tesa is a window insulation film, that works like a second pane to provide an air cushion effect. Keep your house warm and your energy costs low with this ol' thang. And installation is quick and easy too! Also available in a smaller size here.
Here's how you use it:
Place the mounting tape provided on the rim of your window, then apply the window insulation film onto the mounting tape. Then use a hairdryer to warm up the film and smooth out any wrinkles. And there you have it.
1 x Insulating Transparent Cover for Windows 4m x 1.5m (approx. 13ft x 4.9ft)