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The SPR Technology

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The SPR spiral wound PVC pipeline renewal technology is installed by winding inter-locking strips of PVC profile using a hydraulically powered winding machine

Click Here for information on SPR Benefits and General Specifications.

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Sekisui Illus Trans (2)03

  • Containers of SPR PVC profile are delivered to the job site
  • The PVC profile is un-spooled and fed to the winding machine via a standard manned entry
  • The SPR winding machine pulls the profile into place and engages the dual locking mechanism
  • After the SPR profile has been locked into place along the length of the pipe, the annular space is grouted with a special high-strength grout

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SPR profile comes in a variety of sizes to best meet the structural requirements of the project

 

profile020203The dual interlocking mechanism of the SPR Profile creates an ultra-strong lock that can withstand strong deformational forces such as earthquakes.

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