The first layer on top of the plywood or OSB roof deck is underlayment. For this, we chose a self-healing ice-and-water ...

That can be rotted away or torn, allowing water to work its way into the house along the pipe. With any of these problems, ...

GAF, a Standard Industries company and manufacturer of roofing and waterproofing, and the Insurance Institute for Business & Home Safety (IBHS), an independent, nonprofit organization, announced an ...

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