Check Valve, Secondary Inlet Back Catalog number: 11-1600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PL7050600 MarvelXACT PLS 50µm x 600mm Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request 11-3795 Sapphire Plunger w/Holder Price on request