Leaf guards, also known as gutter covers, are designed for drying out the pesky leaves, twigs, pine needles and other debris on the surface. Perforated leaf guards can be installed on the roofing of your home, storefront or warehouse to keep the drainage system clean. Thus the preliminary filtered water, rainwater or melted snow can flow freely into the gutter without clogging. Based on experience, we recommend you choose stainless steel or aluminum as the preferred choice. Cost effective and practical. Completely enclosed system. Versatile for various roof types. Consistent strength and pest resistance. Invisible from the ground. Multiple installation method options. Certificate Design Inspiration Perforated aluminum gutter guard installed on the roof. Perforated leaf guard is installed on the asphalt roof. Tree debris blocked the gutter guard. Fallen leaves on the perforated gutter guard. Expert Advice for Your Projects Choose A Material Comparison Design Rules Standard size: 127 Ã? 915, 153 Ã? 915 mm or customized. Thickness: 0.40.6 mm. Mount Style: drop in or snap in. Surface Treatment: mill finish. Color: original, black or white.