Lambro Industries 361W 6" Louver Vent Hood DRYER VENT - White plastic louvered vent with 6" opening. KEEP ELEMENTS OUT - Opening/closing flaps prevent outside elements from entering the vent. UV INHIBITOR - UV inhibitor is used to help prevent the premature fading of vent. DIMENSIONS - Vent Cover: 8.68" x 8.68" x 1.82". Vent Opening: 5.98". EASY INSTALLATION - Secure outside wall with four screws (not included).