Pre Wet Device:Act as positive feed device Reduces size consumption for coase quality Reduces yarn hairinessImproves weaving Size Cooking Installation:Maxing vessel with high speed (1400 RPM) Stirrer 1000 to moo ltr Cookingvessel with slow speed (40 RPM) Stirrer 1000 to 8000 Itr Storage vessel withslow speed (20 RPM) Stirrer 1000 to 2000 Itr.