Laser Engraver Enclosure for Longer RAY51. Equipped with exhaust fan and pipe to speed up the air circulation, and make the laser work more fully, while eliminating smoke and odor; 2. Flame retardant glass fiber cloth, plus heat insulated silicone coating, with higher fire resistance temperature; 3. Dust proof and noise reducing. Rserved touch screen velcro opening and transparent sight window, more convenient to use; 4. 27. 5"*27. 5"*12. 99" 700x700x330 mm large size space, suitable for