Easily installs using the double-thick keyhole mounting tabs or the included adjustable hanging brackets. 4-in plastic damper protects against back-drafts and ensures quiet operation. Stylish grill with polycarbonate light lens allows for easy relamping. Bright 100-watt maximum incandescent lighting (bulb not included). Meets the Made in America requirements of the American Recovery and Reinvestment Act (ARRA) as a manufactured good