Multiple Xenon-Arc machines in PTLI's state-of-the-art Weathering Laboratory ensure convenient access to industry specifications including SAE J1960, SAE J1885, ASTM D2565, ASTM D4459, ASTM G155 and Highly Predictive Accelerated Weathering (HPAW). Additional services including QUV, color, gloss and a full range of mechanical testing allows PTLI to provide complete weathering laboratory services.