2690/2695 Performance Maintenance Kit Back Catalog number: CTS-10988 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21463 Check Valve Cartridge, Ceramic, 2/pk Price on request PS7100600 MarvelXACT™ PEEKsil™ 100µm ID x 600mm Price on request 11-1603 Seal, Wash Price on request