Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800843 Carrying Case, Hard Side, Deluxe (18" x 13" x 7"), Price on request GF25450 Filter, MCE, 0.45µm, 25mm, TEM 100/Pack Price on request 800519 Multi-Flow Module, Blue, GilAir-3/GilAir-5 (1 to 7 Price on request