Infographic: TDL vs SDL vs Mullion

Unison Windows & Doors-Blog20131024-TDL-vs-SDL-vs-Mullions

If you have ever had the opportunity to draw windows in a proposed building, you might have come across the problem of what thickness to give to Divided Lites and Mullion, and how to draw the detailed section for each. It is a detail that would only be obvious if you are directly involved in […]

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