Vent Systems 45 x 45 Inch Opening Dimensions Plastic White Soffit Vent Cover Flat Square Air Vent Grille Air Vent Deflector HVAC 6 x 6 Inch Overall Dimensions

FITS 45 x 45 OPENINGS Designed for HVAC ventilation openings with dimensions of 465 x 465 inches or smaller Screw hole spacing is 516 x 516 inches Overall grille dimensions are 591 x 591 Ideal for room exhaust and intake ventilation use Easy Installation available for wall mounting or ceiling mounting Material Louvre air vents are made of quality light in weight plastic environment friendly and nontoxic Builtin screen mesh No screws included Great and beautiful design Reduce dust into kitchen bathroom or any other room by fly screen mesh Home improvement For Intake or extraction use for outside or inside for walls or ceilings great for garages sheds offices bathroom RVs or campers and anywhere else air is desired to travel through