DetailsHarmsco HC 170 WaterBetter Series - 0.35, 1, 5 and 20 Micron Hurricane Filter Cartridges. Pleated Sediment Cartridges are rated for temperatures to 140°F (60°C).* Polyester-Plus™ filter media is cleanable and cartridges are reusable in most applications and micron ratings. Cartridges can be used in liquids with a pH of 3 to 11. Cartridge dimensions: 30-3/4” x 7-3/4” (OD) x 3” (FPT). Packaged one per carton. Hurricane® cartridges are capable of 50 psi ÄP.