Tube Holder Triple Variable Flow, only Back Catalog number: 800074 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800149 Single Tube Holder Kit, 6 x 70mm (Standard Charcoa Price on request 200102-10 Tube Holder Housing, 6x70mm, 1/2" OD, S225 (Packg Price on request 800262 Single Tube Holder Kit, 7 x 130mm [Draeger Long T Price on request