How do you determine if there's window film, 'self cleaning', low-e, or any other 'coating/film'?

[wcs]

@Aldreth

Here is a link to get you started on your journey to understanding window coatings and the proper process to clean them, the are many great threads in this topic in the archives here.

Low E glass cleaning

[B][B]Edited: -See posts #8, 10 and 13 for some hard data on this topic, including links on manufacturer recommendations for cleaning hardcoat low-e glass.[/B] -See post #14 for an explanation of the purpose of this thread, and how you can maybe help out -see post #22 for info on the abraded metal issue that arrises when scraping hardcoat low e glass -see post #23 for data on IG unit fabrication, low e coating strategies with regard to solar/thermal efficiency, as well as more data on cleani…