Cartridge Check Valve Housing, 2/pk Back Catalog number: CTS-21010 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended PL7025350 MarvelXACT PLS 25µm x 350mm Price on request CTS-11425 Sapphire Plunger Price on request CTS-A11342 Tube Assembly, Transducer to Check Valve Price on request