ChemTrap filters the air from a safety/acid cabinet's internal chamber, captures and retains toxic fumes, and returns clean air back to the laboratory. Designed as a standalone system with no need for ducting, it is equipped with an adjustable pipe that accommodates connection points from the side or back of your existing cabinet. Compatible with a wide range of safety cabinet brands: Asecos, Duperthal, etc. Ext: 200 x 553 x 587 Ext: 8’’ x 21’’ x 23’’