Roofing material with locally applied fire resistant material
A roofing shingle having fire resistance material added to the shingle in a localized area includes a substrate having a first portion and a second portion, a first asphalt-based coating impregnating the first portion, the first asphalt coating including a fire retardant material, and a second aspha...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
20.09.2016
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Subjects | |
Online Access | Get full text |
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