Casement Window

Related terms

• Hinge (Door)

  The pivoting hardware carrying the door's weight; ball-bearing hinges are specified for heavy or high-use doors.

• Casing

  The decorative trim framing a window or door opening on the interior or exterior, covering the gap between frame and wall.

• Bow Window

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

• Clad Window

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

• Bifold Door

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

• Condensation Resistance

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

• Bay Window

  A multi-panel window assembly that projects outward from the wall in an angled bay, adding light, view, and interior space.

• 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…