Jamb

Related terms

• Laminated Glass

  Two glass layers bonded to an interlayer that holds shards together when broken — used for security, sound, and impact-rated windows.

• Insulated Glass Unit (IGU)

  Two or more glass panes sealed with a spacer and gas fill to reduce heat transfer. The standard energy-efficient window glazing.

• Lite

  A glass panel within a door (e.g., 'half-lite', 'full-lite', or decorative entry lites).

• Insert / Pocket Replacement

  Installing a new window into the existing frame without disturbing trim or siding. Faster and cheaper but slightly reduces glass area.

• Low-E Coating

  A microscopically thin metallic coating on glass that reflects radiant heat while passing light, sharply improving energy performance.

• Impact-Rated Window

  A window with laminated glass and reinforced framing tested to resist windborne debris, required in hurricane zones.

• Mortise Lock

  A heavy-duty lock body recessed into a pocket cut in the door edge, more durable and secure than a tubular bored lock. Common on premium…

• Hopper Window

  A window hinged at the bottom that tilts inward from the top. Common in basements for ventilation and egress in some configurations.