using essential oils on ac filters – make your whole house smell sweet – good. Sprinkle drops of vanilla, orange, lemon or almond extract on return air filter to.
Next time you're changing your disposable furnace filter, take the opportunity to. essential oil on the new filter will disperse throughout the entire house as air .
Putting essential oils in front of air intake will cause the oils to. . furnace filter material or the white fine filter products which if you laid them side .