Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0503-01 GILIBRATOR FEET, 4-PACK (includes for screws) Price on request 6075-0428-R Screwdriver - Stainless Steel, Philips / Pan-Head Price on request 910-0205-02 GilAir-3 Clock [ATEX], 5-Pack (With Universal 5-Un Price on request