Eliminates need for tools and screws. Easily pops into existing Fan-Tastic Vent Fan covering pre-existing screw holes and making cleaning the screen a breeze! 2 screens per box. Eight tabs on back.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov