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 combine to offer style and comfort in equal measure. A Four Seasons Sunrooms cathedral glass house features a front peaked wall that welcomes light and extends your outdoor views, while creating an airy, spacious feel within. 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.