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Commercial Doors
Commercial Multi-Fold / Bi-Fold Door
Multi-fold door systems in this class are designed for larger floor-to-ceiling openings and use commercial perimeter framing with dedicated door stile sections for smooth operation and reliable weather sealing.
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Key features
- Designed for large floor-to-ceiling style openings.
- Top-rolling operation for smooth movement.
- Weatherseal technology used in referenced supplier system.
- Stabilising centre hinge helps control deflection/bowing on tall doors.
- Height adjustment system available in the referenced hardware set.
- Concealed carriers reduce track areas where debris can collect.
Technical notes
Reference frame dimensions101.6 × 44.5 mm
Glazing ranges (reference)SG 6–13.5 mm • DG up to 28 mm
Maximum performance (reference)SLS 1500 Pa • ULS 3200 Pa • Water 500 Pa
Typical applications
- Hospitality openings
- Showrooms
- Lifestyle commercial spaces
- Indoor/outdoor transitions
Excellent when the client wants the opening to disappear and a premium operation feel matters. Threshold detail and hardware maintenance access should be planned from the start.
Compliance / project checks
- Confirm final wind, water and structural suitability against current supplier documentation and project engineering.