Enhance Safety Snow guards effectively prevent sudden and dangerous snow slides, as well as potentially hazardous releases of snow and ice from roofs, which can pose risks to pedestrians, landscaping, and gutters. The metal snow guards are crucial for maintaining safety and preventing damage caused by excess snow and ice on roofs Heavy Duty Material These metal roof snow guards are made from 19gauge galvalume steel coated with a layer of aluminumzinc alloy. The thicker material has strong resistance to oxidation and corrosion, enhancing the safety and structural integrity of the roof and providing a longer service life in adverse weather conditions outdoors Robust Structural Design The metal roof snow stops feature a unique rightangled triangular structural design, providing exceptional stability. Its sturdy construction can effectively withstand adverse outdoor weather conditions, providing strong resistance against snow accumulation Easy Installation Simply secure these snow guard kits with screws. It is recommended to cover the position of screws with water proof sealant and install these kits in summer or autumn since the curing time of waterproof sealant will be longer in winter Complete set The snow block sets for metal roofs come with complete hardware for a total of 80ft, including 20 pcs of 4ft snow guard kits and 250 pcs screws. To effectively prevent snow accumulation in the area, simply position the right angle side of the snow bar to face above the roof and assemble a complete layer of snow blocking guards