Universal Fume Hoods are completely molded of durable chemical resistant and fire retardant fiberglass. The Hood interior features seamless , one piece construction with all coved corners for easy cleaning. Dual walls reduce sound and vibration. Varaflow baffle efficiently directs air through the fume chamber. Fully Adjustable Sliding Sash, the sash is made of 3/16” thick shatterproof Plexiglass and is fully adjustable to allow easy access into the fume chamber. “Easy-Touch” operation allows for precise positioning.