Slim Channel Completes the Top-Selling and Most Trusted Profile Channel Drain Series. Attractive Solution for Outdoor Living Spaces Ideal for patios, walkways, pools & spas, paver hardscapes and more High-flow Capacity Grates. Removable and replaceable snap-in grates make cleaning and replacement easy; available in three styles and colors. Easy Installation. Convenient anchor clips secure channel to base and versatile bottom outlet can be placed anywhere along the line.