RPM Developers, Author at ArmorCore®

Why Military Facilities Trust Level 7 & 8 Bullet-Resistant Panels from ArmorCore

March 23, 2026 10:31 am Comments Off

Military installations operate in environments with very real, highly unpredictable security threats. From active bases and training facilities to recruitment centers and contractor sites, risks are far from abstract. Instead, they are planned for, tested against, and designed around every day. Decisions are made with the understanding that failure is not an option.

In these environments, ballistic protection has to do more than just meet a standard on paper. It must perform consistently under pressure, integrate into complex facilities, and remain reliable over years of exposure and use. That’s why military organizations and defense contractors rely on high-performance bullet-resistant materials that meet stringent protection requirements without sacrificing flexibility or long-term durability.

ArmorCore’s Level 7 and Level 8 bullet-resistant fiberglass panels are engineered to meet these realities. Discover how they deliver trusted ballistic protection for military applications where mission readiness and personnel safety come first.

Importance of High-Level Panels in the Military

Military facilities face risks that exceed those found in most commercial or civilian environments. These threats could include high-caliber rifle fire, coordinated attacks, or hostile engagements that require protection well beyond basic ballistic ratings. Level 7 and Level 8 panels address these risks by delivering advanced rifle-fire mitigation while maintaining structural reliability.

High-level panels are often specified for military use because they support layered security strategies. Rather than relying on a single defensive measure, military planners integrate ballistic materials into walls, guard structures, vehicle barriers, and modular systems. Fiberglass-based panels are especially valued for their balance of strength, weight efficiency, and corrosion resistance, making them suitable for both permanent installations and deployable solutions.

Level 7 vs. Level 8

Both levels 7 and 8 are tested to rigorous standards and manufactured to ensure consistent performance across large-scale installations, but they differ in key aspects.

To start with, Level 7 panels are engineered to stop multiple impacts from high-powered rifle rounds commonly associated with military-grade threats. You will often find these panels in applications that require consistent rifle resistance without excessive material thickness.

Meanwhile, Level 8 panels provide an even higher level of ballistic protection, designed to defeat armor-piercing rifle rounds. These panels are typically specified for high-risk areas, hardened structures, and locations that require maximum protection due to mission-critical operations or increased exposure.

Applications of Bullet-Resistant Solutions in Defense

Bullet-resistant fiberglass panels are used across a wide range of military and defense applications, supporting both infrastructure protection and personnel safety. Common uses include:

Hardened walls and partitions in military buildings

Ballistic enclosures for guard posts

Perimeter security structures

Vehicle checkpoints

Panels are also incorporated into modular security systems that can be rapidly deployed or reconfigured as mission requirements change.

Military recruitment centers represent another important application, where facilities must balance public accessibility with enhanced security measures. Integrating ballistic protection into walls and architectural features allows these locations to maintain an open environment while still meeting elevated safety standards. Additional applications include training facilities, command centers, contractor-operated sites, and secure storage areas that require ballistic protection.

Military Approved Bullet Resistant Panels from ArmorCore

ArmorCore manufactures bullet-resistant fiberglass panels specifically for military and defense use, with a focus on performance, reliability, and adaptability. We have engineered Level 7 and Level 8 panels to meet demanding protection requirements while supporting custom sizes, thicknesses, and installation needs. Military planners and defense contractors choose ArmorCore because the panels integrate seamlessly into both new construction and retrofit projects.

At ArmorCore, we support military projects from specification through delivery, working closely with engineers, architects, and procurement teams to ensure the right solution is selected for each application. Contact us to learn about how ArmorCore can support your project, or request a quote to get started.

How Bullet-Resistant Barriers Protect Electrical Grid Substations

January 14, 2026 6:22 am Comments Off

Electrical substations are essential to grid reliability, yet they remain some of the most vulnerable points in the overall power system. As targeted attacks become more frequent and more sophisticated, utilities are reassessing how they protect critical equipment. A substation attack can disable transformers, disrupt regional power supply, and create days or even weeks of outages that impact homes, schools, businesses, and emergency services.

For many utilities, hardened ballistic barriers are critical to modern physical security strategies. UL 752 Level 7 and Level 8 composite panels, including those engineered by ArmorCore, help shield transformers, control houses, and perimeter points from gunfire and forced entry. Level 8 is the most commonly specified standard for substation protection because it can withstand repeated high-powered rifle rounds.

Growing Threats to Electrical Substations

The increase in physical attacks on substations has been documented for more than a decade, and each year brings new attempts to breach or disable grid infrastructure. Damage ranges from vandalism to coordinated firearm assaults aimed at taking down large sections of the electrical system.

Many utilities still reference the 2013 Metcalf incident as a turning point. That’s the year that gunmen targeted Pacific Gas & Electric’s Metcalf transmission substation in Coyote, California, firing on 17 transformers and causing more than $15 million in damage. Although the perpetrators were never identified, the attack exposed how quietly and quickly a small group could attempt to destabilize the grid. Federal regulators responded with new physical security standards, and states followed with their own requirements.

A Timeline of Notable Attacks and Regulations

Despite efforts to thwart would-be attackers, reports show a continuing rise in substation threats across the country:

April 2013 – Metcalf, California
- Gunmen fire on 17 transformers, causing extensive damage and triggering national concern.
- Becomes the catalyst for federal physical-security regulations.
March 2014 – FERC Directs NERC to Develop Standards
- FERC orders NERC to submit a physical security reliability standard within 90 days, which is considered unusually rapid for regulatory development.
July 2014 – FERC Orders Further Improvements
- NERC is directed to strengthen its proposed critical-infrastructure requirements.
November 2014 – CIP-014 Standard Approved
- Requires transmission owners to assess risks, identify critical facilities, evaluate vulnerabilities, and implement security plans.
June 2015 – California Legislation (SB-699)
- Adds state-level physical security requirements for substations.
September 2016 – Utah Transformer Shooting
- An eco-terrorist attack that damages equipment and triggers a blackout.
- The attacker admitted the intent was to strike multiple substations in one day.
Summer 2021 – “Lights Out” Plot, Foiled by FBI
- A white supremacist group planned coordinated attacks on substations nationwide, but were stopped before the plan could be carried out.
2022 – A Growing Wave of Attacks
- November: Thanksgiving vandalism at an Oregon substation.
- December 3: Coordinated shooting attack in Moore County, North Carolina, leaves 45,000-plus without power for up to four days.
- December 25: Two Washington state substations attacked on Christmas, causing millions in damages.
2023 – Record Incidents
- 185 reported physical attacks or credible threats, doubling 2021 levels.

The Benefits and Importance of Bullet-Resistant Barriers

Ballistic protection plays a crucial role in safeguarding equipment and maintaining grid reliability. Key benefits include:

Preventing firearm penetration through transformer radiators and control house walls.
Reducing the risk of catastrophic transformer failure caused by projectile damage.
Supporting faster restoration during emergency events.
Limiting access and line-of-sight exposure to critical components.
Strengthening compliance with physical security frameworks such as CIP-014.
Providing long-lasting, corrosion-resistant protection that holds up in remote or harsh environments.

Applications of ArmorCore’s Bullet-Resistant Panels

ArmorCore’s UL 752 Level 7 and Level 8 panels have been used in multiple utility hardening projects, including new builds, targeted retrofits, and full substation redesigns. Common applications include:

Transformer shielding walls that stop repeated shots from high-powered rifles.
Control house reinforcement to protect protective relays and SCADA systems.
Ballistic retrofits inside existing control structures without major reconstruction.
Perimeter upgrades that integrate with fencing and restrict clear lines of fire.
Modular ballistic partitions that can be installed quickly during outage windows.
Hybrid systems combining concrete, steel, and composites to meet advanced threat scenarios.

Utilities have installed ArmorCore panels around transformers in high-risk corridors and distribution hubs, as well as at remote rural sites where response times may be delayed. Panels have also been integrated into custom structures designed specifically for Level 8 performance and NERC reliability needs.

Top-Quality Ballistic Protection from ArmorCore

As grid hardening becomes a top priority nationwide, utilities rely on materials that balance strength, safety, ease of installation, and long-term durability. ArmorCore’s composite ballistic panels are engineered to meet UL 752 requirements, perform in extreme conditions, and integrate seamlessly into both new infrastructure and retrofit designs.

If you’re evaluating substation protection options or planning a security upgrade, the ArmorCore team can help you select the right solution for your site conditions and regulatory environment. Contact us or request a quote to get started.

RPM Developers

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