Flat topped elongated bars, Tactile Directional Indicators are required in Canada and in currently several states in the U.S. TDI’s / GuideStrip are liquid plastic, surface applied, nonskid, seamless (never any caulking required), manufactured on site on existing and new surfaces, following every contour of the surface with a full 5 year warranty on materials and labor. Installs on any hard surface.
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