No. It is not hard to install the glass, but it does take some patience and attention to detail. We have explained the installation process in extensive detail in our printed instructions manual, we also have a video online of how you install the glass. If you follow the printed instructions and follow the instructions in the video you should have no problem. If you have a pair of needle-nose pliers to grip the bolt it will make installing the glass easier.
You might find it easier to install with two people, and having a flashlight available will help with the process as well. If you have any problems call technical support and we will be happy to give you some installation tips for making it easier. Most people can install the glass without a problem when following the instructions. Just take care when installing it.