Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0208-02 GilAir-3 Program [ATEX], 5-Pack (With Universal 5- Price on request 401930-437 SCR-PHIL PAN 4-20 X7/16" Price on request GFG85037MM Filter, Glass Fiber, Binderless, 1.1µm, 37mm, 100/ Price on request