Envirco is one of three brands of the Trion Indoor Air Quality (Trion IAQ) group that is owned by Air System Components, Inc. (ASC). ASC is host to a number of manufacturing brands of air distribution and air ventilation products. Envirco designed and manufactured the first commercial cleanroom, the first laminar flow surgical suite, the first personnel safety exhaust hood, and the first low profile fan filter unit (FFU). Continuing as the leader in product technology for more than 45 years, it is the combination of innovative products with superior service and support that makes Envirco the total clean air solution.