WHY WATERLOCK. This is the most effective gutter cover system in the market WATERLOCK, gutter Protection System is the best solution to all of your gutter cleaning problems. Out gutter guards don't require special brackets or hangers. We use the best material- painted, natural ALUMINUM with an Industry Thickness of 0.19 . Pro-Tested performance. Consumer Approved. HOW DOES WATERLOCK. WORK WATERLOCK, gutter guards go over your gutter to keep debris out and prevents rainwater from overflowing into the gutters. Thus, your gutter and downspout is free and clear of debris, however, proper installation is required. Utilize your gutter guards to their full potential and eliminate seasonal cleaning while saving money HOW EASY IS IT TO INSTALL. WATERLOCK, gutter protection is also the best choice for DIY installers. They fit right on top of your gutters and the front lip requires only 3 or 4 screws and the back drip-edge requires just 2 to 3 screws. With its crimped edges in the front and back, there are no sharp edges for the entire span of each panel. This allows for easy installation as it ensures that the back edge can't be caught in the shingles of the roof during installation and it will slide directly in place. It also helps prevent injury by letting the installer hold the product without fear of being injured by a sharp-cut edge. Color: Brown.