Trimming additional width or height off the nominal size of a door to make it fit in the frame better  

A blind stop is a rectangular moulding that fits on the exterior of a double-hung side jamb designed to hold the sash in place  

Pieces of metal (often brass, lead, nickel or zinc) that hold individual pieces of glass together in a decorative glass insert, sidelight or transom  

A three-sided box made of sheet metal flashing, this is what a window sits in on the rough opening  It is designed to catch water that infiltrates into the rough opening and divert it to the outside  [..]

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The appreciation of beauty or good taste  

This test measures air infiltration through a window or door, excluding air which passes between the frame of the unit and the wall  

A malleable metallic element, bluish silver-white in color, that has good electrical and thermal conductivity, high reflectivity, and resistance to oxidation. It is the most abundant metal in the eart [..]

Durable aluminum cladding provides a protective shell on the exterior surfaces of windows and doors  

Vertical trim attached to one of a pair of doors that prevents them from swinging or sliding completely through the opening; Also used to prevent air infiltration