The best replacement for pvc pipe is copper pipe.

The best alternatives to pvc pipe are rated as following:
★★★★★  copper pipe
★★★★  cpvc
★★★  abs
★★  cpvc pipe
★★  abs pipe
★★  pex
★★  steel pipe
★★  foam roller
★★  rumble roller
★★  conduit
★  hdpe pipe
★  metal pipe
★  hdpe
★  electrical conduit
★  pvc conduit
★  polyethylene pipe
★  poly pipe
★  cast iron pipe
  ppr pipe
  stainless steel pipe
  schedule 40
  pvc pipe
  ductile iron
  gi pipe
  schedule 80

Your alternative for pvc pipe is not listed? Suggest!
Speaking about pvc pipe, one probably shouldn't forget about abs glue.

Other search terms related to pvc pipe and their ratings are:
★★★★★ abs glue
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Google Trends

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pvc pipe
copper pipe
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