California Home Spas SHLAP-10X13-CH 10' x 13' All Aluminum Louvered Pergola. The SHaDE 10′ x 13′ All Aluminum Louvered Pergola is the pinnacle of modern design and functionality. The adjustable louvered pergola design allows you to utilize your outdoor space, rain or shine. You control the amount of sunlight you want with our premium ergonomically designed louver wand. When closed, the roof is entirely waterproof and provides 130 square feet of shade. Whether you are covering a seating area, hot tub, or even your favorite BBQ grill, the 10′ x 13′ All Aluminum Louvered Pergola is the perfect choice. Backed by a 2-year warranty.