Cassette, 37mm 3pc w/ Type A/E Glass Fiber, 50/Box Back Catalog number: GCU37AE Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended TE-22 Teflon Bag, On-Off Valve (0.5L) Price on request 811-0601-01-R Single Unit Replacement Charger only, USB, BDX-2 Price on request C-DFR Dual Flow Regulator Accessory, for ACTI-VOC and ACTI-VOC PLUS Price on request