Trenchless Pipe Lining Chicago. If you reside in the Chicago area and you’re interested in trenchless pipe lining, we are providing live, in-ground demonstrations on January 11th – 13th in Clearwater, FL. Trenchless pipe lining is the most cost-effective and non-disruptive method of repairing your underground sewer and drain pipes in the Chicago area. The January “Open House” will go over every Perma-Liner trenchless pipe lining system – and what better time to leave the chilly Chicago weather? Call us to learn more!