Washington DC, Perma-Liner™ offers the # 1 selling small diameter pipe lining system : Perma-Lateral™ Lining System. Using the patented Perma-Lateral™ Scrim Liner, this scrim-enforced pipe liner does not stretch. The liner is a 3MM liner that is PVC coated with patented polyester scrim reinforcement. This liner is non-woven, needle punched felt with a stitched and taped seam for security and quality. Made and manufactured at Perma-Liner™ Headquarters, our scrim-enforced liner has successfully help line damaged pipes over the world! Making this liner the # 1 selling pipe liner! Many competitors use liners that stretch and fail, but not with the Perma-Lateral ™ Scrim Liner. Washington DC, to learn more about this stretch-resistant pipe liner, visit our website at www.perma-liner.com!