FBI BAU Supervisory Special Agent Emily Prentiss was played by Paget Brewster. Her mother used to be an ambassador in various Arab and Eastern European countries. Therefore, she is fluent in Arabic and can speak some Russian and Spanish as well. In season 4, episode Cold Comfort it is revealed that Emily Prentiss was born on October 12, making her a Libra. She joins the BAU in season 2, upon the departure of Agent Greenaway (Lola Glaudini).
Regular PVC (polyvinyl chloride) is a common, strong but lightweight plastic used in construction. It is made softer and more flexible by the addition of plasticizers. If no plasticizers are added, it is known as uPVC (unplasticized polyvinyl chloride), rigid PVC, or vinyl siding in the U.S.
If you are using Flexible PVC pipe, look for the blue box inset in the yellow box for pressure ratings. (The size is the same, only the pressure rating changes for FlexPVC.) If you are looking for flow rates, see PVC Pipe Flow Chart.) For WEIGHT PER FOOT please see PVC & CPVC PIPE SPECS Weight Per foot and dimensions..