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    Item #LUC-8500-T

    98% solids moisture-cure silicone sealant for repairing all types of roofs. For use with #8000 silicone coating or as a topical repair product. Contains no solvents or water. Available in white.

    Surface to be sealed must be clean. Porous surfaces may be primed with Lucas #5015 prior to application of this product. To use, cut tip to size and puncture seal. Maximum recommended joint depth is 3/8 inch. Use backer rod for deep joints. Please read the most current Lucas Product Data Bulletin and MSDS for this product prior to use. May be painted. Some paints may require up to one week cure time before application. Keep product warm prior to use.

    Flammable mixture, keep away from heat and open flames. Avoid prolonged contact with skin or fumes. For outdoor use only. If irritation occurs seek medical attention. Do not use near heat or open flame. Keep out of reach of children. Read MSDS prior to use.


    ASTM C-920, Type S, Grade NS, Class 25, Use NT, except for weight loss.
    Fed Spec TT-S-00230c, Class A, Type II

    Recommended rate of application See Application

    % Solids by Volume 67 min

    % Non-volatile 75 max

    Elongation ASTM D-412 1000% @ 77°F (25°C)

    Tensile Strength 400 psi min

    Adhesion ASTM C-794

    Shingle: 19 pli
    TPO: 10 pli
    PVC/KEE: 13 pli
    Cement/Mortar: 20 pli
    Aluminum: 25 pli
    Steel: 12 pli
    Kynar®: 19 pli
    Wood: 22 pli

    VOC: <250 g/l

    Flash Point (TCC): +51°F (38.7°C)

    Container Sizes: 10 oz. tubes
    Standard Colors: Clear, White, Black, Aluminum

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