SIZE 4 = (12" x 6" Overall Dimensions) - MEASURING INSTRUCTIONS - Measure the overall dimensions of your existing vent/ register. The overall dimensions of a SIZE 4 will be 12"x6" CLASSIC DESIGN – Instantly improve the look of your existing ugly registers. NO TOOLS REQUIRED – the Magnetic Frame allows you to connect to your existing register in seconds (retrofit kit included for aluminum registers) PAINTABLE – Paint to match any room UNIVERSAL DESIGN includes cutout for existing louver handle HIGH QUALITY – Electrostatic Filter (Included) MERV 7 Rating CROWN VENT Magnetic Register Cover (SIZE 4)
with Electrostatic Filter - Simple, Clean, Decorative Cover Designed to fit over your existing Ceiling and Wall Registers & Vents. No Tools Required.