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EcoStar Glacier Guard, GG 100 Roofing Underlayment
Ice, water and wind protective underlayment EcoStar Glacier GuardTM 100 underlayment is a 55-mil self-adhering sheet membrane. It protects roof substrates against water penetration from wind-driven rain and from water backup caused by ice dams. This membrane is required in new construction and re-ro...
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