The best replacement for piping is tubing.

The best alternatives to piping are rated as following:
★★★★★  tubing
★★★★  pex
★★★  copper
★★★  copper piping
★★★  cording
★★  welting
★★  pvc piping
★★  pipeline
★★  piping
★  cpvc
★  cpvc piping
  redirection linux
  process piping
  galvanized piping
  overhead piping

Your alternative for piping is not listed? Suggest!
Speaking about piping, one probably shouldn't forget about zipper foot.

Other search terms related to piping and their ratings are:
★★★★★ zipper foot
You have in mind a companion for piping and it is not yet here? Propose!



Google Trends

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piping
tubing
pex