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 No. 23-0929.05 and Florida Product Approval FL# FL28502-R3. 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.
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Benefits
- 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.
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Safety
- SmartSurround® Advanced Detection & Alert System combines optical light curtains to monitor traffic and visual safety lights – all in one.
- 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.

SmartSurround® Advanced Detection and Alert System
- Advanced software features next-generation pattern recognition and traffic-sensing technology
- 4-corner perimeter guard produced by artificial intelligence, optical light curtains and high-intensity LED signaling lights
- Ideal for high-traffic areas where both vehicles and pedestrians are present
Construction
- Double-walled insulated 6-inch aluminum slats
- Integral weatherseal between the aluminum slats
- Heavy-duty hinge system for door panel assembly
- Durable powder coated steel side frames and low-profile track
- Extension springs in side column
Options
- Hood and motor covers
- Classic RAL and custom color match powder coated finish

See the Standard Spiral® HZ® in Action
Engineered to Withstand a Hurricane like the Spiral® LH®-HZ®
Document Resources
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