Boll & Kirch Filterbau GmbH, trading as BOLLFILTER, is a filtration specialist based in Kerpen, Germany, with about 1,000 employees and 29 locations worldwide and roughly 75 years of experience. The company designs and manufactures industrial filters that protect engines, turbines, compressors and process equipment. Its portfolio covers automatic backwash filters, duplex filters, simplex filters and Fine Filter Units, the latter being fully automatic cross-flow membrane systems using silicon carbide ceramic tubular and flat sheet membranes with cleaning in place, plus reverse osmosis systems. BOLLFILTER also produces the filter elements itself, including filter candles, candle elements for automatic filters, cartridges, basket filters, multimantle, ring and star-pleated elements and particle and coalescence elements, together with differential pressure indicators and transmitters.



