Gallery Gallery Pass-Through Windows Our CRD320 Electric Pass-through Window is designed to work with conveyor systems. As you can see, it also works just as well as a stand-alone window.The maintenance side of a CRD320The clean room side of a CRD320 setup. Please note that the enclosures were designed, fabricated and installed by the customer.The maintenance side of a CRD325 installationThe clean room side of a CRD325 installation.The maintenance side of a CRD340 installation.Please note the custom counter was fabricated and installed by the customer.The clean room side of a CRD325 installation.The CRD315 Large Pass-Through Window. If you require an observation window for unobstructed view, please see the CRD316 Large Pass-through Window with Observation Window.The maintenance side of a CRD340 Manual Pass-Through window as installed by one of our customers. Please note that the cabinetry was fabricated and installed by the customer.The maintenance side of a second CRD340 Manual Pass-through Window being installed in the same hospital.