DIY double glazing is easy with Exitex Secondary Insulating Glazing Film, allowing you to transform any single glaze window into an insulated double glaze
 
This glazing film is a cheap way to insulate your windows, helping you reduce your energy costs and keep your home warmer
 
This double glazing film comes supplied with fixing tape and easy-to-follow instructions
 
The pack contains 4.5m2 of film