The best replacement for gable vent is ridge vent.

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

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

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



Google Trends

Scale is based on the average worldwide traffic of gable vent in all years. Click on graph for more.
gable vent
ridge vent
roof vent