CJ, I'm sure PGW is just the brand of glass, ppg is another brand.

Yes when viewing the windshield through polarized sunglasses from outside you will see that awesome purplish hue, won't be green anymore either as you see the laminate actually brightens up the outside color somewhat.

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2018 Ram 2500 6.7L Cummins 68RFE
19k miles -Bright White/Black - Big Horn Sport - Crew Cab Short Bed
2013 X5 35D (CEO's) - Born on 5/17/2013 -
82k miles - Alpine White/Cinnamon Brown/Premium Pkg, Sport Activity/Premium Pkg and Sound/20" Style 214/Running Boards