Filter inside low flow modules 800518 & 800519 Back Catalog number: 201119 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 410-0037-01-R ELBOW, MODIFIED, GILIAN 5000 Price on request GF37450 Filter, MCE, 0.45µm, 37mm, 100/Pack Price on request 401931-750-R SCR-PHIL PAN 4-20 X 3/4" Price on request