The Broan 99110916 Fan Grille is designed for use with Broan Mfr No. 507 fans, made of white plastic. This fan accessory is a grille that provides a decorative and functional cover for the fan, suitable for wall mounting. With dimensions of 12.6" length, 12.7" width, and 1.4" height, this product offers a replacement or upgrade option for maintaining indoor air quality and fan efficiency in home improvement projects.