Security Features
- Manufactured from robust galvanised or Zintec-coated steel for superior strength and resistance to forced entry.
- Available with certified security options including PAS 24 and Secured by Design (Strongdor’s Defender range).
- Multiple locking systems offered, including multipoint locking, sash locks, and panic hardware for secure internal or external use.
- Reinforced frames and anti-jemmy hinges for increased tamper resistance and structural integrity.
- Optional security astragals and dog bolts to deter hinge-side attacks.
Safety Features
- Integrated intumescent seals and fire-rated options (up to 240 minutes with select models) for dual ventilation and fire performance.
- Louvered panels allow air flow while maintaining safety, minimizing heat buildup and pressure in plant or boiler rooms.
- Options for vision panels or transoms improve safety through visibility and lighting.
- Emergency exit hardware (push bars or touch bars) available for fire escape doors.
Insulation & Energy Efficiency
- Designed for air circulation—ideal for plant rooms, generator enclosures, and substations requiring passive ventilation.
- Though not thermally insulated, they assist in managing internal temperatures by dissipating heat.
- Acoustic louvre variants available for noise-sensitive environments
- Brush seals or weather seals optional for perimeter draught protection.
Design & Customisation
- Wide range of standard and non-standard RAL/BS colour finishes, including marine-grade coatings for coastal applications.
- Choice of frame and panel thicknesses (typically 1.2mm to 2.0mm) based on project specification.
- Modular louvre infill or full louvred leaf designs available.
- Optional features include vision panels, rain deflectors, letter plates, kick plates, and powder-coated finishes.
- Sleek, flush finish with minimal visible fixings for a professional aesthetic.
Operation & Controls
- Supplied as manual hinged doors, available as single, double, or leaf-and-a-half configurations.
- Available as inward or outward opening.
- Can be combined with door automation systems where required (especially for large or secure access areas).
- Operable with standard keys, coded locks, or access control integration (electronic strike, maglocks).
Installation & Warranty
- All doors are made-to-measure to meet precise site requirements.
- Installation flexibility: suitable for internal or external use, with reveal fix or face fix options.
- Strongdor offers 10-year anti-corrosion warranty on steel doors when factory powder-coated.
- Factory-fitted hardware reduces site fitting time and increases consistency.
Lead Time & Common Applications
- Standard lead time: typically 10–15 working days, though fast-track options are available for urgent requirements.
- Popular in plant rooms, substations, bin stores, generator housings, HVAC enclosures, and data centres.
- Suitable for both commercial and industrial sectors requiring airflow without compromising security.
