Description: ATOMSTACK B1 laser engraving and cutting machine protective box dust cover, laser engraving machine protective cover, acrylic window filter laser to protect eyes, smoke filter system laser engraving machine protective cover. ATOMSTACK B1 laser engraving and cutting machine protective box dust cover, metal structure, stable and firm, fireproof and dustproof. Above the protective box is an acrylic window design, which can filter laser light to protect eyes. The shell of the ATOMSTACK B1 protective box is equipped with an air inlet and a ventilation fan. A ventilation pipe is connected to the outside.The other end of the ventilation pipe is connected to a filter system, which can effectively exhaust and purify the smoke generated during the engraving process. The bottom of the protective box is equipped with a movable bottom plate, which can be removed if necessary, and a roller can be placed to meet your needs for engraving cylinders in the protective box. In addition, it is convenient for you to clean up the waste generated after engraving or cutting. The ATOMSTACK B1 protective box can be adapted to all types of ATOMSTACK engraving machines, as well as 95% of other engraving machines on the market. Specifications: Brand: ATOMSTACK Model: B1 Material: Stainless steel plate + acrylic plate Product size: 736651358mm/28.9825.6314.09 Notes: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow 1-3mm measuring deviation due to manual measurement. Packing list: 1ATOMSTACK B1 protective box 1Exhaust pipe2m 1Anti-cutting metal backing plate.