The best replacement for wood door is fiberglass.

The best alternatives to wood door are rated as following:
★★★★★  fiberglass
★★★★  steel door
★★★  fiberglass door
★  metal door
  insulated door
  mdf door
  iron door

Your alternative for wood door is not listed? Suggest!
Speaking about wood door, one probably shouldn't forget about metal frame.

Other search terms related to wood door and their ratings are:
★★★★★ metal frame
You have in mind a companion for wood door and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of wood door in all years. Click on graph for more.
wood door
fiberglass
steel door