Polyethylene foam insulation


  • Prodex
  • Lobucrud
  • various duct-wraps


A good insulator – it’s a closed-cell foam, so full of trapped-air bubbles. Also doesn’t absorb water, which is key for our applications. Usually foil-backed, or double-sided foil.

I won’t go into too much detail here, as I wouldn’t consider it for use – it outgasses heavily.

Get it at

  • Don’t.

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