REBUILT NORDSON® AIR OPEN/SPRING CLOSED STANDARD H200 MODULE Because we set out to offer customers better pricing alternatives, we give you a choice to rebuild your modules.Call today for a return authoriztation to send your module for rebuild evaluation.Because your time is valuable, we make the process simple.  After evaluation, we will send a quote to you.Module will include mounting screws and orings.Please review our Warranty & Core Policy in the Document Library.Call us with any questions.  We are here to help.