The best replacement for roof vent is ridge vent.

The best alternatives to roof vent are rated as following:
★★★★★  ridge vent
★★★  turbine
★★  attic fan
★  gable vent
  soffit vent
  gable
  roof fan

Your alternative for roof vent is not listed? Suggest!
Speaking about roof vent, one probably shouldn't forget about ridge vent.

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



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roof vent
ridge vent
turbine