Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GB25C Band, 25mm Shrink, Clear 1400/Pack Price on request 200156 Luer Taper Adapter, each (See also kit 200156-6) Price on request 201320-40 Valve, Replacement, GilAir-3/5, BDX-2 Price on request