An astragal is commonly used to seal between a pair of doors. The astragal closes the clearance gap created by bevels on one or both mating doors, and helps deaden sound.

Feb 27, 2024 · A door astragal, also referred to as astragal molding, is a vertical piece of door hardware used to completely seal the thin space between the door edge and the door frame.

The astragal is a vertical component between door panels that allows your French door system to lock out unwanted guests, seal out water and air, and keep insects outside your home.

Feb 19, 2018 · An astragal is a piece of hardware that is used on a pair of doors to seal the gap between the doors when they are closed. Astragals are different from a mullion because the …

Apr 7, 2025 · An astragal is a molding or strip that covers or seals the gap between the edges of a pair of doors or windows. Its primary functions are to provide a weather seal, improve security, …

“Astragal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/astragal. Accessed 29 Dec. 2025.

May 16, 2023 · Discover the purpose and benefits of an astragal in door design and how it enhances insulation and security in this guide.

Apr 6, 2025 · An astragal is a crucial component in door and window systems, serving as both a functional and decorative element. Understanding what an astragal is and how it operates in …

An astragal is an architectural term for a moulding profile composed of a half-round surface surrounded by two flat planes. It is typically employed to provide a transition between two flat …

An astragal is a type of molding which can be used for everything from decorative purposes to creating a tight seal between two doors. Astragals are among the simplest of molding profiles, …