bag house
n.— «Santee Cooper officials recently boasted that, because of the permitting process, they have found ways to further reduce mercury emissions using a method called a bag house. The bag house, which would be an addition to environmental control measures already in place, is a common name for a technology that uses engineered fabric filter material to screen mercury from emissions.» —“Demand less mercury” Herald (Rock Hill, South Carolina) July 11, 2008. (source: Double-Tongued Dictionary)
Baghouse is a generic name for Air Pollution Control Equipment (APC) that is designed around the use of engineered fabric filter tubes, envelopes or cartridges in the dust capturing, separation or filtering process.