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 U-COV03 O-Ring, Size 003, pk 10 Price on request C-EZVOCAK Easy-VOC accessory pack Price on request C-KIT325T-2S 325 Tube Kit Price on request