http://www.rainx.com/Products/Windshield_Treatment/Original.aspx anyone seen or tryed this
on my dads its been on since last year but on mine i have to re-aply because i must use products that strip it
Made my wipers not run smooth accrsos the glass
As above, that happens if it's not applied correctly.did you buff it off properly mate (ie. spray water on and buff off with lots of elbow grease)? and make sure you prepped the glass before hand?
This is what you want:
http://www.cleanyourcar.co.uk/engine-amp-exterior/carlack-glass-sealing-kit/prod_348.html
Nails Rain-X all day long
If you want a glass cleaner which repels water, then look at the Duragloss Rain Repellent Glass Cleaner (good name!) from I4D