Lightweight, wood-free structural insulation sheathing
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United States of America Patent
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Feb 21, 2023
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app pub date -
Oct 21, 2020
filing date -
Oct 21, 2019
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Abstract
A structural insulation sheathing (SIS) comprises: a first upper facial member, a second lower facial member and an insulation member in intimate, planar contact with both the first upper member and second lower members. The first and second facial members are made from the same reinforcing fiber material less than about 3/16 inch thick. The insulation member comprises a foam layer, said structural insulation sheathing having at least 10×, preferably 15 to 20 times greater strength than its individual components.
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