Low Headroom and High Security Join Forces Against Hurricanes

Spiral® LH®-HZ® High Performance Door

The Spiral LH-HZ (Low Headroom Hurricane Zone) door brings high speed and high security to applications with unique space limitations in high wind velocity hurricane zones. Heavy-duty reinforced hinges and rigid aluminum slats provide the strength required to handle hurricane-force winds. Miami-Dade County, Florida NOA 17-1106.02 11/8/2022. Certified to withstand winds up to 175 miles per hour.

The Spiral LH-HZ door is ideal for government, parking, security, automotive dealerships.

Spiral LH-HZ is backed by a 5-year limited warranty on motor/mechanical components and materials, plus a 2-year limited warranty on electrical components.

Spiral LH-HZ


  • Special track design allows a door to fit with as little as 11 inches of clearance.

  • Heavy-duty construction allows door to easily withstand pressure as well as large and small missile impact.

  • Counterbalance system, patented spiral design and AC drive reduce wear and increase door longevity, with minimal preventative maintenance. 

  • Double walled aluminum slats, integral rubber weatherseals and heavy-duty hinge system provide solid security.


  • Intuitive and Customizable Pathwatch® Safety Light System provides advanced warning to vehicle drivers and pedestrians.

  • Dual thru-beam photo eyes detect movement close to the door and will reverse to the open position.

  • An electric reversing edge reverses door if anything comes in contact with it.

  • Ry-Wi® Wireless System eliminates coil cords and provides two-way communication between control box and bottom bar.

  • Mechanical brake release lever allows door opening in the event of power failure.


  • Double-walled insulated 6-inch aluminum slats

  • Integral weatherseal between the aluminum slats

  • Heavy-duty hinge system for door panel assembly

  • Galvanized steel side frames and low-profile track

  • Extension springs in side column


  • Hood and motor covers

  • Classic RAL and custom color match powder coated finish