Supplier
International Door Inc
IDI Four Fold Doors (First Responder & Storm Commander)
Limited-headroom four-folding doors needing just 2' above the header.
Specs verified against manufacturer documentation
Pricing
Request a quote for current pricing, lead time and delivery to your airport.Ideal for openings with minimal headroom (2' above the header), the IDI four-folding door is offered as the First Responder Model FF400-FR-DSI (non-hurricane rated) and the Storm Commander Model HFF400-SC-DSI (hurricane rated). It has no sliding contact and uses maintenance-free hardware with factory-sealed ball-bearing rollers, electric motors, brakes and enclosed gearboxes, plus a safety sensor edge with series-circuit reliability.
From the manufacturer’s documentation
Technical specifications.
| Two models | First Responder FF400-FR-DSI and hurricane-rated Storm Commander HFF400-SC-DSI |
| Requires only 2' of headroom above the header | |
| 14-gauge exterior / 16-gauge interior steel cladding | |
| No sliding contact; meets all wind-loading requirements | |
| Maintenance-free hardware with factory-sealed ball-bearing rollers | |
| Safety sensor edge with series-circuit reliability | |
Best for
Use cases.
- ›Fire stations / public safety buildings
- ›Aerospace
- ›Railcar entrances
- ›Sally ports