Tymetal Corp. is the leading manufacturer of aluminum security gate & electric gate operator systems, featuring automatic gates that can close openings from 4'to 400', with aluminum cantilever slide gates, swing gates, vertical lift gates & roller gates integrated as complete electric gate systems, shipping nationwide from manufacturing plants in TX and NY. US DOS certified crash tested barrier gates, with a choice of perimeter security gate panel designs (aluminum ornamental gate or steel gate panel designs), are also available to close your high security perimeter access openings. Tymetal manufactures the highest quality automatic gate systems available and has thousands of references throughout the USA to prove it.