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  • Armstrong Flooring Technique No. 2 January 1998 (Revised August 2012) Flatness and Levelness of Concrete Subfloors to Receive Resilient Flooring

    • October 10, 2022
    • Bronwynn March

    Flatness and Levelness of Concrete Subfloors to Receive Resilient Flooring I. HISTORY For over 50 years, concrete floor surface tolerances were typically measured and described by the maximum gap allowed under a 10-foot (3-meter) long straightedge placed anywhere on the floor. This manual method was difficult, especially for large areas, and…

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