Just tried Krylon UV-Resistant Acrylic Clear Matte on my RG Freedom. I was expecting a lot worse! Some areas where laid on thick but that's from my own bad spraying pattern. :
Krylon UV Resistant Clear Acrylic Coating 11 oz - RISD Store
UV-Resistant Clear Coating | Krylon® Spray Paint
Krylon K01305 Gallery Series Artist and Clear Coatings Aerosol, 11-Ounce, UV -Resistant Clear Gloss - Walmart.com
Overjoyed - Are you wondering how to protect your finished artworks? - Try out the @krylonbrand UV-Resistant spray today! - It is a clear finish that protects the surfaces from damaging UV
Krylon Gallery Series UV Archival Varnish | BLICK Art Materials
Krylon Low Odor Clear Gloss Latex Enamel 11 oz - RISD Store
Krylon Spray UV-Resistant Clear Gloss 11 oz.
Krylon UV-Resistant 6-Pack Gloss Clear Spray Paint (NET WT. 36-oz) in the Spray Paint department at Lowes.com