Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFG858X10 Filter, Glass Fiber, Binderless, 1.1µm, 8" x 10", Price on request 811-1702-NO-R Gilibrator 3 KIT, POWER SUPPLY,1A 12VDC Price on request 811-0909-EU-R Power Supply, 5 -Station 100-240Vac, 50-60 Hz, EU Price on request