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Pipe Relining,Science & Technology,Pipe relining,Pipe Relining allows the rehabilitation of existing sewer or drain pipes without the need of digging up the entire length of the pipe and replacing it. It uses a felt material soaked in a epoxy or vinyl ester resin and is inflated with air and inserted into existing pipe. Courtesy of https://vm.tiktok.com/ZSJahcDHh/
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