Vent Systems 8 x 8 Inch Opening Dimensions Plastic Black Soffit Vent Cover Flat Square Air Vent Grille Air Vent Deflector HVAC 10 x 10 Inch Overall Dimensions

FITS STANDARD OPENINGS UP TO 8 X 8 Designed for rectangular HVAC ducts and ventilation openings equal or smaller than 819 x 823 providing a secure fit Overall grille dimensions are 984 x 984 Perfect for HVAC intake or exhaust ventilation installation in any room ideal as a ceiling or wall air vent grille LIGHTWEIGHT PLASTIC Made from durable impactresistant and UVstabilized plastic for longlasting indoor or sheltered outdoor use Temperature resistance from 4F up to 158F BUILTIN PROTECTIVE SCREEN MESH Fine nylon mesh guard helps block unwanted dust debris and particles while allowing smooth efficient airflow EASY WALL OR CEILING MOUNTING Suitable for interior and exterior use can be quickly installed in various spaces without special tools making it perfect for fast home or office upgrades SCREWS NOT INCLUDED Suitable for both wall and ceiling installation MULTIROOM HVAC APPLICATIONS Ideal for home improvement such as in the bathroom kitchen garage shed home office and RV camper to improve airflow and ventilation efficiency.