Inlet Filters, Replacement for GilAir Plus, Pack o Back Catalog number: 811-0905-01-R Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended TE-21 Teflon Bag, On-Off Valve (1.2L) Price on request GCO37050 Housing, 37mm, 3Pc, 50/Box Price on request GF37450 Filter, MCE, 0.45µm, 37mm, 100/Pack Price on request