Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800518 Low Flow Module, Blue, GilAir-3/GilAir-5 Constant Price on request 910-1305-EU Gilian 800i,5-Pack Kit, EU Cord Price on request 615-0802-01-R Gilian 800i/5000/10i/12 Five-Unit Carrying Case Price on request