O-RING-234 For High Flow Damper Plate Back Catalog number: 1970-0234 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-POD-KIT04 POD Starter kit: Carbograph 2TD Price on request P-00010 VOC-Mole assembly, 230mm,pk10 Price on request U-T16GHG-2S Greenhouse gases C2 - C14 cold trap Price on request