When two doors are installed in a double-hung installation, the vertical profile that divides the two doors, providing a weather seal a place for the strike for the operable door. The astragal is attached to the fixed door.
member or combination of members applied to one or both doors of a pair at their meeting edges. The astragal closes the clearance gap for the purpose of either providing a weather seal, minimising the passage of light between the doors or retarding the passage of smoke or flame during a fire.
A molding attached to the leading edge of one leaf of a pair of doors for sealing against the passage of weather and light between the doors. Generally equipped with a vertical locking device, such as throw bolts.
A T-shaped Molded strip that is applied to the stile of the inactive door in a double door set. Its function is to receive the active door and form a weather seal. Flush bolts are secured within this astragal top and bottom.
This moulding includes two different types, a T-Astragal and a Flat Astragal. The "T" is attached to one of a pair of doors, which in classic Greek architecture was a bead around a column below the cap, is used for decorative purposes.
A series of components that closes the gap between a pair of doors. Used to provide a weather seal, minimize light passing between the pair or slow the progress of fire. Components may overlap or meet along the centerline.
A convex moulding mainly used to overlap the joining of double doors in secretaries, cupboards and bookcases. Also used as the framework for glazing such doors. Earlier and better quality furniture would be glazed by individual small panes of glass making up a complete window, later and more cost conscious furniture would have the glazing bars applied over a single large pane of glass.
A metal or wood extension (strip) positioned between the two Panels of a Double Door. The Astragal is attached to the side (stile) of the Fixed Panel and is often equipped with weather-stripping on the inside face where the active panel meets the extension. The astragal serves as a door stop for the active panel and as a weather seal.
A moulding applied to one stile of a French Door, Sliding French Door or French Casement window unit which the other door panel or window sash strikes. Usually head and footbolt devices will be found on the astragal side.
An astragal is molding profile composed of a half round surface surrounded by two flat plains (fillets). An astragal is sometimes referred to as a miniature torus. It can be an architectural element used at the top or base of a column, but is also employed as a framing device on furniture and woodwork.