Model: DSI-HS10B

The DSI-HS10B Hose Stream Rated Smoke and Fire Curtain incorporates the cutting-edge technology of our UL 10D fabric curtains but with the advantage of being code-compliant in any firewall rated up to 3 hours.

Compliant With:

UL 10B: With Hose Stream – 180 minutes

UL 1784: Air leakage test of door assemblies

UL 864: Control Units for Fire Protective Signaling Systems

DSI-HS10B Fire Curtain can be used in firewalls and fire barrier walls as a replacement solution to traditional Coiling Steel Fire doors.

The DSI-HS10B Fire Curtain uses stainless-steel wire-reinforced glass fabric with a specially formulated, fire-retardant coating on both sides. That achieves a high-temperature resistance of up to 2012 °F and maintains integrity thanks to its UL 10B label, with up to 180-minute rating that includes the Hose Stream Test.

Testing Floor Opening Fire Curtain
DSI-HS10B Fire Test

The DSI HS10B Hose Stream Fire Curtain is designed with several distinctive features that make it an exceptional choice for fire safety:

  1. Hose Stream Resistance: Unlike standard fire curtains, the HS10B is specifically tested to withstand the impact of a hose stream, ensuring it remains effective even when subjected to the forceful water jets used by firefighters.
  2. Temperature Endurance: The curtain can endure high temperatures, maintaining its integrity and performance in the intense heat of a fire.
  3. Space Efficiency: Its compact design allows for easy installation in various settings without taking up excessive space, making it ideal for modern architectural needs.
  4. Automatic Deployment: In the event of a fire, the curtain automatically deploys, providing immediate and reliable protection.
  • Cost effective
  • Lightweight – 75% lighter than overhead steel fire doors
  • Compact headbox – as little as 9” but no more than 12” of headroom required for larger sizes
  • Minimal side room required — 4” for any size
  • No size restrictions – Almost unlimited in size
  • Various egress options available
  • 24-volt system with Battery backup standard
  • Gravity Failsafe System with Auto reset
  • No exposed mechanisms, gears, chains, or motor parts
  • Can be almost completely hidden in your architectural design scheme
  • Code Compliant – Tested and Labeled to UL 10B 180 minutes with hose stream. UL1784 “S” label

The HS10B Fire Curtain is suitable for a wide range of applications, making it a versatile addition to any fire safety strategy:

  1. Commercial Buildings: Ideal for use in office buildings, shopping centers, and hotels, the HS10B provides a reliable fire barrier that can protect large, open spaces.
  2. Industrial Facilities: In warehouses and factories, the HS10B can help contain fires, preventing the spread of flames and protecting valuable equipment and inventory.
  3. Public Spaces: In areas such as airports, train stations, and sports arenas, the HS10B ensures that fire safety measures do not interfere with the movement and safety of large crowds.
  4. Residential Buildings: High-rise apartments and condominiums can benefit from the added layer of protection that the HS10B provides, enhancing overall building safety.
  5. Healthcare Facilities: Hospitals and clinics require stringent fire safety measures to protect patients and staff; the HS10B offers a robust solution that meets these needs.

Installing the DSI HS10B Hose Stream Fire Curtain is a straightforward process that can be handled by certified professionals:

  1. Site Assessment: A thorough assessment of the site is conducted to determine the specific requirements and the most suitable configuration for the fire curtain.
  2. Customization: Based on the assessment, the HS10B is customized to fit the exact dimensions and specifications of the opening it will protect.
  3. Installation: The fire curtain is installed by our trained technicians at GSS, ensuring that it is properly integrated into the building’s fire safety system.
  4. Testing and Commissioning: Once installed, the curtain undergoes rigorous testing to ensure it operates correctly and meets all safety standards.
  5. Training: Building staff are trained on the operation and maintenance of the HS10B, ensuring they are prepared in the event of a fire.

To ensure the HS10B Fire Curtain remains in optimal condition, regular maintenance and testing are essential:

  1. Routine Inspections: Regular inspections should be conducted to check for any signs of wear or damage.
  2. Functionality Tests: Periodic tests should be carried out to verify that the curtain deploys correctly and functions as intended.
  3. Repairs and Upgrades: Any identified issues should be promptly addressed, and the system should be updated as needed to incorporate the latest fire safety technologies.
  4. Documentation: All maintenance and testing activities should be thoroughly documented to ensure compliance with fire safety regulations and standards.

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Videos of the DSI-HS10B Firewall Curtain

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Significant Advancement in Fire Curtain Technology

The DSI HS10B Hose Stream Fire Curtain represents a significant advancement in fire safety technology. Its unique combination of hose stream resistance, temperature endurance, and space efficiency makes it a valuable asset in protecting buildings and their occupants from the dangers of fire.

Investing in the DSI HS10B Hose Stream Fire Curtain is a proactive step toward safeguarding lives and property, demonstrating a commitment to state-of-the-art fire protection. Whether for new construction or retrofitting existing buildings, the HS10B offers a reliable, efficient, and effective fire safety solution that stands the test of time.

Mounting Options, Compliance, and Specs

Headbox Finishing Options

Side Guide Mounting Options

Single Roller Mounting Options

Multiple Roller Mounting Options

Compliant With

Code Description
UL 10 BWith Hose Stream – 180 minutes
UL 1784Air leakage test of door assemblies
UL 864Control Units for Fire Protective Signaling Systems

Specs & Info


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We Specialize in the Sales & Installation of Smoke Curtains

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We offer a full line of interior and exterior fire protection signs including safety and exit demarcation, which is now becoming the law in many states. Along with signage we also offer fire protection solutions from hose cabinets and roof hatches to fire demarcation and extinguishers.