Harmsco Filtration Products announces its high performance hurricane filter housings featuring a NSF STD 61 approved swing bolt closure system. The units are offered in four sizes between 150 and 1,200 gpm (568 and 4,542 L/m). The line is constructed with low carbon stainless steel, designed to ASME standards and features the companys patented up-flow design. NSF STD 61 certified cartridges are available in an extensive line of micron ratings and media. Poly-pleat cartridges (PP-HC/170-1) are designed for drinking water applications to remove Cryptosporidium and Giardia to meet US EPA log removal requirements.www.harmsco.comsales@harmsco.com