Replacement Vent Inserts, No Frame: Envisivent Removable Flush Mount Air Return, 6" x 6" (Drywall Opening) Floor Vents Sizing Guide Click Here for

Sizing Guide Click Here for the Air Supply Sizing Guide

4” x 10” Duct Opening (sold separately)

Over 158 square inches of open vent area

seamless appearance

Drywall Opening 26" x 16"

Replacement Vent Inserts, No Frame: Envisivent Removable Flush Mount Air Return, 6" x 6" (Drywall Opening) Floor Vents Sizing Guide Click Here forDescription A replacement vent cover insert for CB5011. *To ensure you select the correct Envisivent product size, be sure to review our Sizing Guide in our Resource section. Key Features 6 straight horizontal (or vertical) slots Over 6 square inches (265 square cm) of open vent area Moisture, mold, and water resistant Primed and ready to paint Eco friendly manufacturing and non hazardous Vent Cover Material: Triple Fibre Reinforced Cement Board