Head

Related terms

• Header

  A horizontal structural member spanning the top of an opening (door, window, cased opening) that transfers the load above around the open…

• Hinge (Door)

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

• Handleset

  The combined exterior grip/handle and (often) deadbolt assembly on an entry door, a major curb-appeal hardware element.

• Hollow-Core Door

  A lightweight interior door with a cardboard-honeycomb core. The economical standard for interior passage doors; poor sound control.

• Handing

  The designation of which way a door swings and which side the hinges are on (left/right, in/out). Critical to order the correct prehung u…

• Hopper Window

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

• Glazing

  The glass component of a window and the process of installing it. 'Single/double/triple glazing' refers to the number of glass panes.

• Impact-Rated Window

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