DEFENDER Ballistic Insulated Glass

New Bulletproof Technology That Looks As Good As It Protects

Our new ballistic insulated glass product is ideal for schools, offices, municipal buildings or any facility that requires superior safety + aesthetics. It's an excellent choice for building exteriors and upper floors because it retrofits into existing window frames. It carries a UL 752 ballistic rating and a UL 972 forced-entry rating, all while providing superior light transmission and easy care.

Dynamic Bulletproof Glass That Responds to Sunlight

DEFENDER is like no other safety glass. It doesn't just offer protection from intruders, but also offers protection from the sun, which increases the visual and thermal comfort for those inside. Research has shown that optimized light and comfort increases the well-being and productivity of building occupants.



  • UL Level 752 bulletproof
  • UL 972 forced-entry
  • Extreme weather-proof
  • Clear sight lines

Comfort & Aesthetic

  • Natural light and view preservation
  • Glare and heat control
  • Reduced noise
  • Energy savings

Easy Care & Installation

  • Retrofits into existing window frames
  • Resists crazing and de-lamination
  • Easily cleaned and maintained
  • Long life

DEFENDER, morning


DEFENDER tinted, afternoon

UL-Rated Level 1 protection is able to withstand rounds from small caliber handguns, such as a 9mm full metal copper jacket with lead core. UL Level 1 is typically used in corporate headquarters, schools, hospitals, retail stores and small businesses. It comes in two thickness options: 1 1⁄4" and 1 1⁄8" (for existing frames or TSS thermally improved ballistic storefront frames) and can be customized with tinting and Low E enhancements.

Level 1 Insulated Glass Product Specification sheets:

TSS IG 001 L/S 1 14” Data Sheet
TSS IG 001 L/S 1 18” Data Sheet
TSS IG-FE 1516” Data Sheet

CSI Formatted Specification Writer

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Dynamic Bulletproof Glass That Responds to Sunlight
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8 Levels of Bullet-Resistant Glass Explained

There are 8 levels of bulletproof glazing. Each level is appropriate for different situations, environments and threat levels. The most common standard for rating bullet resistant windows is UL 752, which is Underwriters Laboratory’s “Standard of Safety for Bullet-Resisting Equipment".

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12,000+ Installations and Counting…

We specialize in custom bullet resistant barriers that fit the design of virtually any work environment. While we’ve grown tremendously over the years, we remain grounded in our driving principals of customer servicecustomization and speed.

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