Method of lining with pipes shorter than the section to be renovated which are not jointed prior to insertion to form a continuous pipe, and which have not been shaped to give them a cross sectional diameter smaller than their final diameter after installation.
Method of lining with a loose fit reinforced hose to provide a pipe lining such that fluids may be conveyed under pressure.
Method of lining with pipe sections made of at least two pieces with both longitudinal and circumferential joints.
Method of lining with a profiled strip, spirally wound to form a continuous pipe after installation.
A degree of overlap between adjacent units.