Historically, buildings were constructed of timber, masonry, or a combination of both. Their exterior walls were
The … 展开

The vast majority of ground-floor curtain walls are installed as long pieces (referred to as sticks) between floors vertically and between vertical members horizontally. Framing members may be fabricated in a shop, but installa… 展开

A curtain wall system must be designed to handle all loads imposed on it as well as keep air and water from penetrating the building envelope.
The loads imposed on the curtain wall are transferred to th… 展开

Infill refers to the large panels that are inserted into the curtain wall between mullions. Infills are typically glass but may be made up of nearly any exterior building element. Some common infills include metal panels, lou… 展开

Firestopping at the perimeter slab edge, which is a gap between the floor and the curtain wall, is essential to slow the passage of fire and combustion gases between floors. Spandrel areas must have non-combustibl… 展开

Curtain walls and perimeter sealants require maintenance to maximize service life. Perimeter sealants, properly designed and installed, have a typical service life of 10 to 15 years. Removal and replacement of perimeter seal… 展开