art trash container with an air impermeable prior art trash bag 40 traps air 50 between the trash container 60 and the bag 40 with the top of the bag sealed around the top rim of the trash container in fig2 5 a vented fragrant air release filter device 10 for a trash bag 40 comprises a patch 20 formed of an air release filter material 21 impregnated with a scent to produce a fragrance in air 50 a passing through the filter material and an adhesive border 22 for adhering the patch 20 to the bag 40 over an air release hole 41 through the bag near the top in fig2 5 a patch 20 adheres to a plastic trash bag 40 over a hole 41 through a side of the trash bag 40 spaced near a top opening in the trash bag the patch comprises a flat strip of air permeable filter material 21 impregnated with a scented substance for imparting a fragrance to the air 50 a passing through the filter material 21 and an outer border 22 around the filter material having an adhesive on one face of the border to adhere the patch 20 to the bag 40 around the hole 41 for filtering all of the air.