The installation of ink filters between the pumping station and the printing press is an essential requirement for ensuring print quality and preventing potential printing press damage from foreign particles. SAMOA-Hydrair ink filters provide progressive filtration at high flow rates and include telltale indicators for preventive maintenance alert. Ink filtration kits are supplied with high pressure hoses, check valve and adaptor for close pump mounting. Ink filters have two standard screens: Primary screen Ø 3 mm (1/8") bore Secondary screen 40 mesh supported by Ø 3 mm (1/8") bore. 1" filter assembly. Includes check valve and adapters. .