Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF25TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9917-04 Go-Cal Carrying Case, Soft Price on request 801841 Carrying Case, Hard-Side, Standard (16" x 12" x 6" Price on request 811-0913-01-R Outlet Fitting, Bag Fill Adapter Price on request