Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended TE-27 Teflon Bag, Septum Valve (4.7L) Price on request 811-0818-EU Gilian 800i/5000/10i/12 Five Unit Charger, Univer Price on request 800573-3 Diagnostic Panel only, Hi/Lo (2-50cc, 20-200cc, 0. Price on request