... of in-house testing machines including but not limited to ROHS, Melting, Tension, UV, Humidity and Color Variation Testers.* R&D: We ... or glue required, Anti-slip, less cracking and less warping, UV-resistant, Dimension-stable, Weather-resistant, Moisture-resistant, Pest and fungus ... time under high temperature, it will be slightly faded.5. How to clean? A simple sweep of the deck area will generally ...