When security and lasting performance are the issue, Metal Door’s true hollow steel door is recognized as one of the strongest doors in the industry, it is designed to withstand the wear and tear of high abuse, high traffic areas as well as high security applications. This door is used in police stations, detention facilities, schools and hospitals. The Hollow steel door is constructed using interlocking steel stiffeners that are welded to each face of the door at 6" centers. Voids are filled with fiberglass or styrene insulation and the edges are continuously welded and sanded flush.
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