Finally, a petroleum piping solution that's as healthy for your bottom line as it is for the environment. Introducing a revolutionary new product in petroleum piping—DoubleTrac® from OmegaFlex®. This environmentally-friendly flexible petroleum piping system offers a zero permeation double wall system that is listed under UL 971A and because it is flexible, it makes it the easiest product to install. DoubleTrac® has zero permeation, making it an industry leader in safety and is the most cost effective solution for underground storage tank systems for all fuel applications. The DoubleTrac® system passed Praxair’s Tracer Tight®, CGRS iota® VaporTite V005, and Leak Technologies’ MDleak™ test methods. The MDleak™ test resulted in a tightness leak rate standard of 0.000001 gph. This rate exceeds California’s leak rate by 1000 times. DoubleTrac® gives the owner and installer a highly reliable system while providing the most cost effective solution to the industry - resulting in a petroleum piping solution as healthy for your bottom line as it is for the environment.