C quartz pro?

[sito]

How do I prep car before applying c quartz? Do I need to remove old wax first?

[FinishingTouchA]

http://www.autogeekonline.net/forum/products-guides/40989-how-apply-cquartz-complete-video-guide.html

[Mask]

Make paint surface free of contamination
-Iron
-Tar

And defect free (swirl/hologram/scratches)
-compound
-polish
(any old wax/sealant will be remove by these steps)

Paint preparation as per manufacturer recommendation
- Carpro Eraser then follow by Cquartz

Regards :D