UV Resistance
A material's resistance to degradation by sunlight over time. Exposed bituminous sheets require a mineral-surfaced top layer or a UV-protective coating.
A material's resistance to degradation by sunlight over time. Exposed bituminous sheets require a mineral-surfaced top layer or a UV-protective coating.
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Request a technical inspectionDefinitions are for general information; product selection and acceptance values are governed by the technical data sheet of the system applied and the project specification.