Is a simple bar enough? Or do you need the matrix? Discover why Security Grills (Grids) are becoming the preferred choice for maximum coverage.
In the security industry, terminology matters. While "bars" usually refer to vertical rods spaced 4-5 inches apart, Security Window Grills (or Grilles) refer to a cross-hatch, diamond, or grid pattern.
Why choose a grill over a bar? It comes down to one word: Coverage. A vertical bar stops a human body from passing through. A security grill stops a human hand, a tool, or a projectile from passing through. In 2026, as "smash-and-grab" crimes evolve, the tighter mesh of a grill offers superior asset protection.
The shape of the steel isn't just for looks; it determines the structural integrity of the guard.
Strength: Maximum rigidity.
By welding steel at 45-degree angles, this pattern resists bending forces from any direction. It is the classic "heavy industry" look, often seen on warehouses and high-security rears.
Strength: High visibility.
Simple 90-degree cross bars. This modern look matches the lines of contemporary windows. It offers excellent protection against object throwing while maintaining decent airflow.
Strength: Impact distribution.
A trending design in 2026. Hexagonal laser-cut steel plates distribute impact energy more efficiently than straight lines. Plus, they look incredibly architectural.
When should you upgrade from standard bars to a full grill?
| Feature | Standard Vertical Bars | Security Window Grills |
|---|---|---|
| Primary Goal | Prevent Entry (Body) | Prevent Entry + Reach-Through |
| Glass Protection | Low (Large Gaps) | High (Small Gaps) |
| Light Blocking | Minimal | Moderate |
| Cost | $ | $$ |
| Best Application | Residential Front Windows | Commercial, Basements, Back Alleys |
Traditional grills were made by welding individual rods—labor intensive and heavy. In 2026, the industry has shifted to Flattened Expanded Metal.
This involves slitting and stretching a single sheet of solid steel. Because there are no welds to break, it is actually stronger per pound than welded bars. It creates a seamless, impenetrable mesh that is impossible to pry apart.
If you are protecting valuable inventory, expensive electronics, or simply want to ensure that nothing—not even a brick—gets through your window, a Security Grill is the answer.
Ready to see our heavy-duty options?
View Security Grill Catalog
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SITE: www.securitywb.com
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Last Updated: 01/01/25
