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Defender Series BT601 Blast Resistant Thermal Storefront

The BT601 Thermal Storefront system bridges the gap between blast mitigation and hurricane resistant systems. The system is engineered and tested to perform in accordance with both UFC and Dade County Protocols, allowing the system to be specified for blast mitigation projects located in HVHZ coastal regions. The thermally insulated system features a 2 1/2" (63.5 mm) x 5" (127 mm) profile, a high performance subsill, and is designed to be glazed with 1-5/16" (33.3 mm) impact resistant insulated glass. Screw spline assembly allows units to be shop fabricated for quicker, easier field installation.

Key Features:

  • 2-1/2" (63.5 mm) x 5" (127 mm) System
  • Tested in compliance with Dade County Protocol and UFC 4-010-01
  • Compliant with The U.S. Department of Energy's Building Energy Codes Program
  • Thermally Insulated
  • Accepts 1-5/16" (33.3 mm) impact resistant glass
  • Screw spline assembly
  • Uses standard Storm Front entrance
  • Available in an array of architectural coatings and anodized finishes

Defender Series BT601


Defender Series BW3250 Blast Resistant Curtain Wall Systems

Strength, versatility and economics make Series BW3250 blast resistant curtain wall an industry standard for low to mid-rise applications where blast protection is required. Based on our top-selling Series 3250 CW system, the Blast Wall offers the blast mitigation protection required by the Unified Facilities Criteria 4-010-01. Series BW3250 is thermally improved by a continuous thermal spacer interlocked with the horizontal and vertical pressure plates. Dual or two-tone colors can be achieved by specifying different finishes for the exterior face covers and interior mullions. Two piece horizontals and extruded shear blocks allow for a concealed horizontal to vertical joint.

Key Features:

  • 2-1/2" (63.5 mm) Face dimension
  • Designed for use with 1" (25.4 mm) laminated glass
  • UFC 4-010-01 compliant
  • Exterior glazed
  • Thermally improved
  • Silicone glazed
  • No exposed fasteners
  • Compatible with BR7500 Operable Windows
  • Available in an array of architectural coatings and anodized finishes

Defender Series BW3250


Defender Series BW7600 Blast Resistant Concealed Vent Window

The Series BW7600 Blast Resistant Concealed Vent is a minimal sightline window offering a DoD 1 psi blast resistance capability. Standard hardware includes a single Multi-Point Locking Handle. As with all of our operable windows, vent construction starts with tubular vent components that are mitered, reinforced with corner keys, and crimped at all corners. When closed, the vent is sealed to the frame with bulb gaskets, ensuring an airtight seal.

Key Features:

  • AAMA CW100-Rated
  • DoD UFC 4-010-01, ATFP, ISC Security Design Criteria for Blast Protection for Windows, ASTM F 1642
  • Accepts 1-1/32" (26 mm) Laminated Glazing
  • Minimal Sightline
  • Structural Silicone Glazed
  • Use With BR604, BR606, and BT601 Storefront or BW3250 Curtain Wall
  • Reinforced Corner Construction
  • Thermally Broken
  • U-Factor Range: 0.56 to 0.34
  • Multi-Point Locking Handles
  • Made in the U.S.A.

Defender Series BW7600

Blast Resistant Concealed Vent Windows






Defender Series BW8000 Blast Resistant Single Hung Window

As part of the 8000 Series of heavy commercial windows, the BW8000 Blast Mitigation Single Hung Window offers a DoD 1 psi blast resistance capability to the product line. The 4-1/2" (114.3 mm) deep frame is designed to match typical building conditions, including our entrances and storefront. An efficient thermally insulated frame accepts glazing infills 1-1/32" (26 mm), with extruded pulls at the interlock and bottom rail. The window features a self-locking latch and Class 5 Balances for ease of operation. Accessories such as Mulling Bars, Subsills, and Head and Jamb Channels are available. The high performance BW8000 Window is both AAMA CW60 Rated and NFRC Certified.

Key Features:

  • 4-1/2" (114.3 mm) Deep Frame to Match Entrances and Storefront
  • Choice of Block or Fin Frame
  • DoD Blast Rated for 1 psi
  • Thermally Insulated - NFRC Certified
  • 1-1/32" (26 mm) Glazing
  • AAMA CW60 Rated and Labeled Window
  • Class 5 Balance for Ease of Operation
  • Available in an Array of Architectural Coatings and Anodized Finishes
  • Maximum Frame Size 54-7/8" (1394 mm) x 90" (2286 mm)
  • Made in the USA

Defender Series BW8000

Blast Resistant Single Hung Windows






Defender Series BW8200 Blast Resistant Horizontal Sliding Window

The BW8200 Horizontal Sliding Window offers that rare combination of smooth operation, durability, and toughness to meet blast mitigation requirements. The Defender Series of Blast Mitigation products are designed to provide protection for DoD and private sector facilities. Other Defender Series products include Storefront, Curtain Wall, Projected, Fixed, and Single Hung Windows.

Key Features:

  • DoD Blast Rated for 1 psi
  • Tested to AAMA CW60
  • Thermally Insulated-NFRC Certified
  • U-Factors as Low as 0.34
  • 4-1/2" (114.3 mm) Deep Frame to Match Typical Building Conditions
  • Choice of Block or Fin Frame
  • 1" (25.4 mm) Glazing
  • Even Sightlines
  • Self Locking Latch and Tandem Adjustable Rollers for Ease of Operation
  • Accessories Such as Screens, Mulling Bars, Subsills, Head and Jamb Channels are Available
  • Available in an Array of Architectural Coatings and Anodized Finishes
  • Complemented by the BW8000 Single Hung and Series 8100 Fixed Windows
  • Maximum frame size 71" (1803 mm) x 60" (1524 mm)
  • Made in the USA

Defender Series BW8200

Blast Resistant Horizontal Sliding Windows





Protect high-risk spaces with the Defender Series from U.S. Aluminum®, designed for superior blast mitigation and bullet-resistant system performance. Blast mitigation systems are engineered to reduce damage and protect occupants by redirecting the force from blast events, like explosions. Ballistic-resistant systems are built to withstand firearm threats and provide bullet-resistant solutions for vulnerable entry points in high-risk environments.

From blast-resistant windows for spaces such as entry lobbies or control rooms, and bullet-resistant storefront systems, like those used for banks or government buildings, to blast wall and curtain wall solutions for military bases or secure research facilities, our products combine safety with sleek architectural style. Designed for faster installation and smooth integration with other CRL systems, these blast mitigation systems help secure a space without compromising on design. Certain solutions support both blast performance and hurricane resistance systems for coastal areas.

Ideal for government, commercial, and secure facilities, the Defender Series includes options like blast resistant sliding windows found in secure reception areas or administrative offices, blast rated windows like those used in data centers and facilities in impact-rated regions, and blast resistant thermal storefront systems designed for secure public-facing entrances in government or commercial buildings, like schools and police stations. Many systems are tested to high security standards and include insulated frames that help improve energy efficiency and protection. Explore CRL’s complete lineup of blast mitigation products and ballistic-resistant solutions built to meet the most demanding safety standards.

U.S. Aluminum Customer Service