Casing

Related terms

• Framing

  The skeleton of wood or steel members — studs, joists, rafters, beams — that gives a structure its shape and carries its loads before fin…

• Clad Window

  A wood-interior window with an aluminum or vinyl exterior skin, combining a warm interior with a maintenance-free exterior.

• Casement Window

  A window hinged at the side that swings outward via a crank. Seals tightly when closed, giving strong energy performance and full-opening…

• Condensation Resistance

  An NFRC-rated measure (0–100) of a window's ability to resist interior surface condensation; higher is better.

• Bow Window

  A curved projecting window of four or more equal units forming a gentle arc, a softer alternative to the angular bay.

• Deadbolt

  A lock bolt thrown by a key or thumbturn (not spring-actuated), the primary security lock on an exterior door. Grade 1 is the highest res…

• Bifold Door

  A door of hinged panels that fold against each other, common on closets and as wide multi-panel patio walls.

• Design Pressure (DP)

  A rating of how much wind load a window can withstand. Higher DP is required in high-wind and coastal zones.