Dramatic use of light and space drive our cathedral sunroom designs, adding a new dimension to your home and lifestyle. Enjoy a breathtaking living area with the same energy efficient features as all of our glass sunroom additions. The vaulted ceiling and CONSERVAGLASS SELECT™ walls are combined to offer style and comfort in equal measure. A Four Seasons Cathedral Sunroom features a front peaked wall that welcomes in light and extends your outdoor views. At the same time, it creates an airy, spacious feel inside. You’ll enjoy year-round comfort and superior energy efficiency in a sunroom that’s built to last, while adding significant investment value to your home.