Replacement Vent Inserts, No Frame: Envisivent Removable Flush Mount Air Return, 20" x 20" (Drywall Opening) Permanent 4 slots: 1 1/4” x

4 slots: 1 1/4” x 3/8” Overall Dimensions 4 3/4" x 12 3/4" x 1 1/16" Open Vented Area 13 sq

Bigger doesn’t always mean uglier when it comes to air return vents

14 straight horizontal (or vertical) slots

seamless finish without any visible edges

Vented Opening 20" x 20" Overall Dimensions 24" x 24"

Replacement Vent Inserts, No Frame: Envisivent Removable Flush Mount Air Return, 20" x 20" (Drywall Opening) Permanent 4 slots: 1 1/4” xDescription A replacement vent cover insert for CB5009. *To ensure you select the correct Envisivent product size, be sure to review our Sizing Guide in our Resource section. THIS ITEM IS NOT SUITABLE FOR CEILING INSTALLATION WITHOUT THE USE OF OUR CEILING CLIPS WHICH CAN BE ORDERED HERE Key Features Two rows of 26 straight horizontal slots (52 Total) 139 square inches (897 square cm) of open vent area 4 magnetic tabs on the vent cover for easy