Fume Hoods All of our fume hoods are delivered with the help of our Guide of filtered chemicals (more than 600 products listed). This helps you have the possibility to know the toxicity level of the products you handle, on which filter they can be best retained and how you can best detect fume hoods filter saturation. Drawing from our industrial resources : high precision steel works, rust proof coating, plastic machining, filter fabrication, the men and women of Erlab have contributed for 30 years to the entire satisfaction of our fume hoods customers worldwide. In our facilities, our fully integrated manufacturing resources allow us to master the quality and the efficiency of our fume hoods from the engineering level up to the final control tests.