Trap-It Vacuum Screen, 1 -7/8in - 144 Pack, Fits Ampco, Some pre-1998 Belmont, Biotec, Chayes, Dabi-Atlante, Dansereau, DCI, DentalEz, Dentech, Forest, Knight, Pelton and Crane, Promo and other 1 -7/8in Traps - #S-1398 

A self-contained evacuation trap designed to promote simplified and sanitary disposal. A specially incorporated lid system means no more messy and unsanitary removal of the vacuum trap – all waste is trapped inside the screen and disposed. Regular use of Trap-It! helps avoid bio-burden overflow and the resulting difficulty of removing traps. Eliminate the most disliked chore in your office and maintain maximum vacuum efficiency.• Disposable enclosed vacuum traps • reduces bio-burden buildup • Easy removal • Eliminates overflow