ASTM F3561 is the standard test method for evaluating the forced-entry-resistance of fenestration systems after a simulated active shooter attack. It provides a technical basis for assessing how these systems may perform under severe post-attack conditions, helping buyers, specifiers, and testing teams compare products with greater consistency. As an ASTM standard, it supports more informed decisions where security performance, reliability, and documentation matter.

ASTM F3561 standard overview

The ASTM F3561 standard focuses on a test method for fenestration systems, with attention to their resistance to forced entry after exposure to a simulated active shooter attack. Its role is to define a repeatable way to evaluate post-event security performance rather than to describe design features alone. The standard is relevant when a project needs a clear technical reference for testing, comparison, or compliance-related review of windows, glazing assemblies, or related fenestration products.

Where is ASTM F3561 used?

ASTM F3561 is commonly used in testing and procurement workflows for fenestration systems intended for security-sensitive environments. It may apply to windows, glazed assemblies, and similar opening protection products where resistance to forced entry after a simulated attack is a concern. The standard is useful for laboratories, manufacturers, specifiers, and facility teams that need a common method for evaluating performance and documenting results in a controlled, repeatable way.

Practical importance of ASTM F3561

This standard matters because it helps create a consistent framework for evaluating security-related performance in fenestration systems. ASTM F3561 can support product comparison, qualification testing, and quality control by giving stakeholders a common test method to reference. In practice, that can reduce ambiguity during specification, procurement, and review, while helping teams make more confident decisions about products intended to resist forced entry after a simulated active shooter attack.

• Forced-entry-resistance evaluation
• Post-attack performance testing
• Fenestration system comparison
• Specification and procurement support
• Repeatable technical test method