This range of filters can satisfies the demand for clean air in industrial plants,hospitals,schools,airports,museums,commercial buildings,hotels,and shopping malls.From inexpensive disposable panel filters to high-efficiency,extended surface filter with antimicrobial and gas-phase filtration,we produce and sell the widest range of air filtration products,We've developed and introduced most of the filter designs available throughout the industry,including mini-pleats,extended surface bag filters,and the industry-leading perfect pleating.