How to use a Gel-Pak Vacuum Release™ (VR) Tray ☰ Quick Links × Quick Links E-Store Request Quote Request Sample Contact Technical Support Product Selection Wizard Calculate Number Of Devices/Carrier Gel-Pak Brochure Use the recommended process parameters and procedures in the Vacuum Release (VR) Tray User’s Guide for best device handling results. The User Guide contains the following topics. VR Overview Recommended Mesh Geometry Suggested Gel Retention Level (Holding Force) Device Loading Instructions Gel Holding Force Test Device Unload Instructions Device Unload Evaluation Test Fixtures and Small Tools A fully interactive Product Selection Wizard Program (PSW) is available and will suggest a complete Gel-Pak part number based on the application details entered. Your browser does not support the video tag. Download User Guide Visit our Product Selection Wizard to find the right Gel-Pak for your Application. Visit Now!