Dutch Door

Related terms

• Egress Code Requirement

  IRC minimums for an emergency escape opening — clear width, height, area (about 5.7 sq ft), and max sill height — that govern bedroom/bas…

• Double-Pane / Double-Glazed

  A two-pane insulated glass unit, the modern baseline for energy-efficient windows.

• Egress Window

  A window meeting code minimum size and sill height to serve as an emergency exit, required for bedrooms and finished basements.

• Double-Hung Window

  A window with two operable sashes that both slide vertically and usually tilt in for cleaning. The most common residential window in olde…

• ENERGY STAR (Windows)

  The EPA program certifying windows that meet regional efficiency criteria; the simplest shortcut to a climate-appropriate efficient window.

• Door Sweep

  A seal along the bottom edge of a door that closes the gap to the threshold against drafts, water, and pests.

• Fiberglass Entry Door

  An exterior door with a fiberglass skin over an insulated core — dent- and rot-resistant, can mimic wood grain, low maintenance.

• Door Jamb

  The frame the door is mounted in — two side jambs and a head jamb. Must be plumb and square for the door to operate and seal.