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      1. Products
        Profile drawing
        OS-TEC TB
        • sharp crisp corners and clean shadow lines
        • profiles are available in bright steel and stainless steel
        • laser welded custom design profiles
        • extremely slender steel mullions and transoms
        • system adaptable to any thickness and composition of the glass pane
        • external add-on glazing system with sight lines of 50, 60 and 80 mm
        • design cover caps available in aluminum, stainless stee AISI 316L, Cor-Ten steel and architectural bronze, in different sizes
        OS-TEC TB
        OTTOSTUMM

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