An error occured! OK Engineering Tools Valves Pneumatic Valves & Valve Systems ISO Standard Valves 581, CD01/02 Valve systems   Pricing is running... Unfortunately it isn't possible to show the price at the moment. Please try again later. Size 18 Size 18 mm (ISO 02) Series CD02-AL Qn Max. = 450 l/min ISO 15407-1 Can be combined with size 26 mm Continue › 26 Size 26 mm (ISO 01) Series CD01-PA Qn Max. = 1010 l/min ISO 15407-1 Continue › 42 Size 42 mm (ISO 1) Series 581 Qn Max. = 1400 l/min ISO 5599-1 Can be combined with size 56 mm and 71 mm Continue › 56 Size 56 mm (ISO 2) Series 581 Qn Max. = 2700 l/min ISO 5599-1 Can be combined with size 71 mm Continue › 71 Size 71 mm (ISO 3) Series 581 Qn Max. = 4800 l/min ISO 5599-1 Continue › 82 Size 82 mm (ISO 4) Series 581 Qn Max. = 6000 l/min ISO 5599-1 Continue › JavaScript is not activated in your browser. This may result in functional restrictions.   Product information EPLAN macros Project New Open Configuration Size Series Control Basic settings