A portlight is usually a square or rectangular window on the exterior of the vessel. Depending on the window type, you may or may not open them. On the other hand, a porthole is typically a round window. It is smaller than the portlight. Although the shapes of both the windows are different, their installation process is similar. Plus, the components that come with these windows are generally the same. This is why you need to learn how to install any one of them.

When it comes to the installation process, you must know that it is pretty easy. All you need to do is to follow the steps mentioned below to replace your boat’s window. So, let’s discuss what you need to avoid and what you need to do to install a new window for your boat.

Step#1: Make a Template

The first thing you need to do is to make a template of your portlight. This will help you determine what size portlights