The Aire-Stream Fume Hood is constructed entirely of chemical resistant, flame retardant, non-metallic composite resin materials and does not require screws, bolts, rivets, or metallic hardware to assemble. The fume chamber is one seamless molded piece with all corners coved for easy cleaning and light reflectivity. This series of fume hoods is UL 1805 certified and is offered in 48”, 60”, 72” and 96” widths in either constant air volume or restricted bypass models. The hood is a high performance fume hood that maximizes user protection and energy savings. This hood is equipped with a 36” high extended view height, slotted rear VaraFlow baffle system, aerodynamic sash lift with perforated air-sweep feature and molded-in belled outlet collar for reduced airflow resistance. The hood is shipped completely assembled and can include a wide selection of accessories that can be factory installed to meet your specific need.