Placement of snow retention devices is both art and science it relies largely on a snow bank's compressive strength. ![]() Other areas that are just as important to protect are lower roof areas, expensive landscaping, parking areas, mechanical equipment, and last but not least, gutters." ![]() "Not only do snow guards protect people from falling snow and ice, but they also protect the owner from potential lawsuits. "Pedestrian areas are the number one place to consider snow guards on a metal roof," says Jason Nagaki, vice president, SNOBAR, Castle Rock, Colo. Their correct placement, location and attachment determine their effectiveness. Snow guard placement will vary from region to region, and will be influenced by roof pitch, the lengths of roof runs and roof features. To prevent extensive damage to property and people, they are most commonly installed above entryways, walkways and gathering spots. They suspend precipitation in a holding field, then let it slowly and safely drop off in small amounts or melt completely. ![]() Snow guards prevent large sheets of snow and ice from avalanching off sloped, glossy-coated metal roofs. Where you place snow guards determines their success
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