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  2. Door - Wikipedia

    en.wikipedia.org/wiki/Door

    Steel doors are another major type of residential front doors; most of them come with a polyurethane or other type of foam insulation core – a critical factor in a building's overall comfort and efficiency. Steel doors mostly in default comes along with frame and lock system, which is a high cost efficiency factor compared to wooden doors.

  3. Door security - Wikipedia

    en.wikipedia.org/wiki/Door_security

    A broad range door manufacturer, Premdor (now Masonite) once stated in one of its 1990s brochures entitled "Premdor Entry Systems" page 6 that "The results of tests were overwhelming, Steel edged doors outperform wood-edged doors by a ratio of 7 to 1. When you consider the practically two-thirds of all illegal entries were made through doors ...

  4. Astragal - Wikipedia

    en.wikipedia.org/wiki/Astragal

    An astragal is commonly used to seal between a pair of doors. The astragal closes the clearance gap created by bevels on one or both mating doors, and helps deaden sound. The vertical member (molding) attaches to a stile on one of a pair of either sliding or swinging doors, against which the other door seals when closed.

  5. Open web steel joist - Wikipedia

    en.wikipedia.org/wiki/Open_web_steel_joist

    Open Web Steel Joists, K-Series, were primarily developed to provide structural support for floors and roofs of buildings. They possess multiple advantages and features which have resulted in their wide use and acceptance throughout the United States and other countries.

  6. Garage (residential) - Wikipedia

    en.wikipedia.org/wiki/Garage_(residential)

    The most common doors on these garages were either two wooden barn style doors with a standard sized access door on the side of the garage or the B&D Rolla Door, which is described below. The most common garage door to date in Australia is the B&D Rolla Door, having been around since 1956 and still in heavy use today.

  7. Garage door - Wikipedia

    en.wikipedia.org/wiki/Garage_door

    Sectional-type steel with exterior cladding overhead garage doors in the style of old carriage house doors. A common material for a new garage door is a steel sheet formed or stamped to look like a raised panel wooden door. Steel doors are available in uninsulated, insulated, and a three-layer door, also known as a sandwich-style door.

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