Sash Bead

Definition

A sash bead is a strip with one edge molded against which a sash slides.

Purpose

The purpose of a sash bead is to guide and secure the sash (the movable part of a window) within the window frame, ensuring smooth operation and a tight seal.

Examples of Use

• Double-hung windows use sash beads to hold the sliding sashes in place and allow easy movement.
• Sash beads in casement windows provide a finished edge and secure the window pane within the frame.
• Historic window restorations often involve replacing sash beads to restore proper function and appearance.

Related Terms

• Sash: The frame that holds the glass in a window.
• Window Frame: The fixed outer structure that supports the window sash.
• Glazing: The installation of glass in a window or door frame.

Notes

Sash beads are essential for the proper functioning of sash windows, contributing to the window's durability, security, and ease of use.