High Purity Transparent Tubing for Beverage Dispensing Saint-Gobain's stringent material quality control, state-of-the-art process control and food and beverage regulatory compliance expertise are why food and beverage dispensing equipment manufacturers use Versilon™ PFA-F tubing. Versilon™ PFA-F tubing provides excellent chemical resistance and a high-pressure resistance. Versilon™ PFA-F complies with EU regulation – Document of Compliance for Regulation (EU) No 10/2011 for specific grades.