
What Is an Astragal? Double-Door Parts, Types and Fit
Saturday, September 26th, 2026
An astragal is a strip or assembly at the meeting edges of a pair of doors. Depending on its design, it can cover the joint, hold a seal or carry parts such as strikes and bolts. The correct astragal depends on the complete door system, including its swing, hardware and required performance. It is often attached to one door, but paired designs also…






