
Outside The Box Armor · The Delta Panel · Patent Pending
.50 BMG, stopped by four inches of concrete.
The Delta Panel is a lightweight ballistic concrete panel validated to UL 752 UL-RF-J, the UL 752 designation for the most demanding rifle threats, up to and including .50 BMG. It installs with standard concrete-panel rigging.
Part of the Outside The Box Armor protection line. Need blast and overpressure protection instead? See the Echo blast panel.

.50 BMG · Live Fire
A .50 BMG round stopped at the impact face. No exit.
What It Is
Ballistic-rated concrete, engineered as a panel.
UL-RF-J
UL 752 Rating
UL-RF-J is the UL 752 designation for the most demanding rifle threats, up to and including .50 BMG. The panel also stops 7.62×51mm NATO (UL-RF-H). Verified by independent third-party test.
Standard Rigging
Concrete-Panel Install
Lightweight aggregate means standard concrete-panel rigging, with no specialized lift equipment or custom steel-plate fabrication.
Concrete
Not Steel or Ceramic
Fabricated as a concrete composite at standard panel scale. Integrates with existing trades and finishes.
Patchable
Repairable On-Site
Damaged panels are repaired in place with patch compound. No removal, no demolition.
Proof
See the test results.
Independent live-fire tests put .50 BMG and 7.62×51mm NATO rounds into the panel. See what the panel did and what stayed behind it.
View the ballistic test resultsProtecting a site? Talk to our engineers.
Send us your site requirements and threat profile and we will scope a panel layout for the job.
Or email [email protected]



