Economy Bath Fan LED Upgrade Grille Kit, Easily Transforms Non-Lighted Fan To A Bright LED Fan/Light, Quick 5 Minutes Installation, Includes Pass Through Plug, Ensures No Additional Wiring Or Cutting Is Needed, Compatible With Existing Ventilation Fan Housing Dimensions Of 7-1/2" x 7-1/4" & 8' 1/4" x 8", Fits All Economy Installations.