The ES-934 electrostatic lint screen is an optional replacement screen for single canister units such as the S-1200 and S-2000. It can also be used on models P-125 and P-110.  Great for homes with pets that shed as hair and lint accumulates in this area of the unit. It adds protection and traps dirt in lint screen so it doesn’t build up on top screen. Makes cleaning upper chamber of unit much easier.  The pull tab makes it easy to remove. 10" Diameter x .5" to .75" thickness