Cartridge Check Valve System Kit Back Catalog number: CTS-21011 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended PS7075150 MarvelXACT™ PEEKsil™ 75µm ID x 150mm Price on request CTS-A11342 Tube Assembly, Transducer to Check Valve Price on request 11-1600 Check Valve, Secondary Inlet Price on request