Dlubak Specialty Glass manufactures a full line of bent glass (both tempered and laminated) as well as flat glass laminated, specialty and decorative glass.  All products meet or exceed both government standards and industry tolerances. Applications include architectural, residential, commercial, security, military, and hospitality.

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Fire Protection Glass

Fire Protection Rated – Security Glazing – UL Classified

Wired Glass-Clad Polycarbonate Laminates.

Dlubak Corporation’s Wired Glass-Clad Polycarbonates are intended for installation in fire windows, fire doors, and fire door frames with transoms and/or sidelights that are provided with suitable glazing frame members. The wired-glass surfaces, bonded to a polycarbonate core create a product that not only resists extreme impact from physical and ballistic attack but also provides UL Classified Fire-Rated-Protection. These are the ultimate glazing product for detention or correctional facilities and other applications that require protection against physical attack and fire.

Our Fire-Protection-Rated products are available in several standard makeups that offer a full range of protection against physical attack and ballistics as well as 20, 45 and 90 min fire ratings. The chart below shows our standard products along with testing and technical data. Please contact us at 800-336-0562 for additional technical information or questions.

UL Classified Fire-Protection-Rated Glazing Material, tested in accordance with:

  • ANSI/UL9 Standard for Fire Tests of Window Assemblies
  • ANSI/UL10B Standard for Fire Tests of Door Assemblies
  • ANSI/UL10C Standard for Positive Pressure Fire Tests of Door

Also carries UL Canadian Classification for:

  • CAN4-S104-10 Canadian National Standard Method for Fire Tests of Doors
  • CAN4-S106-80 Canadian National Standard Method for Fire Tests of Window Assemblies.
Product NumberForced Entry ProectionBallistic ProtectionThickness Tolerance
Nominal/Min/Max
Weight lbs/sq ftVisible Light Transmittance
DFR437WWASTM 1233-95N/A.718"/.696"/.834"7.8880.0%
DFR562WWASTMF1915-05 Grade 4
10 min. Forced Entry
HPW-TP-0500.03 Level A Ballistics .38 Special Modified (Spall No Penetration).820"/.788"/.946"8.5275.8%
DFR687WWASTMF1915-05 Grade 3
20 min. Forced Entry
HPW-TP-0500.03 Level B Ballistics 9mm Modified (Spall No Penetration).975"/.928"/1.117"9.4873.3%
DFR750WWASTMF1915-05 Grade 2
40 min. Forced Entry
HPW-TP-0500.03 Level B Ballistics 9mm Modified (Spall No Penetration).963"/.917"/1.104"9.3971.4%
DFR812WWASTMF1915-05 Grade 3
20 min. Forced Entry
HPW-TP-0500.03 Level B Ballistics 9mm Modified (Spall No Penetration)1.004"/.953"/1.149"9.6371.1%
DFR937WWASTMF1915-05 Grade 2
40 min. Forced Entry
HPW-TP-0500.03 Level B Ballistics .357 Magnum Modified (Spall No Penetration)1.106"/1.045"/1.261"10.2767.3%
DFR1000WWASTMF1915-05 Grade 1
60 min. Forced Entry
HPW-TP-0500.03 Level B Ballistics .357 Magnum Modified (Spall No Penetration)1.22"/1.149"/1.387"10.9965.5%
DFR1250WWASTMF1915-05 Grade 1
60 min. Forced Entry
HPW-TP-0500.03 Level C Ballistics .44 Magnum Modified (Spall No Penetration)1.261"/1.185"/1.432"11.2463.8%

All of the products above are Fire-Protection- Rated for the following applications. Please review the chart below for size and framing restrictions as well as building codes for each rating and application.