Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF37TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800250 Triple Variable Manifold Kit (Includes 6x70mm, 7-1 Price on request GB37R Band, 37mm Shrink, Red 100/Pack Price on request 783-0008-04 Battery Pack, Replacement BDX II, NiMH Price on request