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Are sealants required for precast concrete utility vaults?

April 26, 2017concrete precast sealants utility vaults

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Are sealants required for precast concrete utility vaults?

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A. Precast concrete utility vaults are fabricated utilizing a low water-cementitious ratio, creating a dense concrete with a low permeability. Therefore, concrete sealants are often not required, unless harsh conditions warrant the use of such protective coatings.