Aug 28, 2025 · Muntin refers to the vertical dividers that separate glass panes in a window. Muntin applies only to the inner vertical pieces; the outer pieces that form the frame are stiles and rails.

In UK use, a muntin is a vertical member in timber panelling or a door separating two panels. Windows with "true divided lights" make use of thin muntins, typically 1/2" to 7/8" wide in residential windows, …

Jul 23, 2025 · A muntin. or muntin bar, is a narrow strip of wood, metal, or plastic that divides individual panes of glass within a single window sash. Traditionally used in multi-pane windows, muntins form a …

Sep 18, 2025 · Whether you're glazing, repairing, or replicating, respecting their scale and craftsmanship is non-negotiable. So the next time someone asks, “What’s a muntin?”, you can smile knowingly and …

Muntin bars divide and hold window panes. Learn what muntin bars are, how they differ from mullions, and how grids or cross bars in windows enhance modern and traditional designs.

muntin noun mun· tin ˈmən-tᵊn : a strip separating panes of glass in a sash

Feb 22, 2024 · Not clear on the parts of windows? Brush up on the difference between mullions and muntins in this guide so you know what to look for when buying windows.

Dec 16, 2025 · If you are not getting a new window right now, search for a window muntin kit online — they are often an easy DIY project and can change the look of your home’s exterior.

Sep 14, 2025 · Today, window muntin manufacturers use a number of different materials that include wood, aluminum, metal, PVC or plastic. If they are placed on the exterior of a glass pane, they are …

Jul 14, 2025 · The term "muntin" specifically refers to the strips that divide glass panes, distinguishing them from mullions, which separate entire window units. Understanding this distinction helps when …