Why is CIPP Rehabilitation Alone Not Sufficient for a Sealed System?

water-tight-cipp-o-rings-seal

It is presumed that the resin in CIPP Liners bonds with host pipe, creating an effective watertight seal after cure. The truth is that resin shrinks due to polymerization leaving behind an annular space between liner and host pipe, allowing infiltration to migrate behind the new lining and re-enter into the collection system at lateral […]