Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0918-01-R Dual Manifold High Flow Splitter with Tubing, Bott Price on request 360-0049-01 Manual, Gilibrator-2 Flow Monitoring Software Price on request GH37SR-2 Housing, 37mm 2pc Solvent Res, 50/Box Price on request