Windows are an essential aesthetic and security feature of one’s home. A new window can completely transform the appearance of a room and improve the home’s energy efficiency. However, homeowners must know how to do this right. Mistakes here could lead to energy loss, water damage, an unattractive finish, or even expensive repairs. Read on to find out about seven of the most common window installation mistakes people make and how to avoid them. Making the wrong rough-size opening Window installation is one of the last steps in a house’s construction or renovation process. For easily putting up windows, it is crucial to leave the right amount of space for the frame. The frame should be slightly larger than the windows, but not more than the manufacturer’s recommended Rough Opening. Getting the right fit for one’s windows can help ensure a smooth installation and effortless movement. Not following the manufacturer’s instructions Even though the window installation process looks quite similar across brands, there are some subtle nuances that one must pay attention to. These can be found in the manufacturer’s instructions. Ignoring these could lead to poor installation or even void the window’s warranty. Before taking on a window installation project, it is always a good idea to read through the provided material carefully and familiarize oneself with the process.