ICON LOFT FIRE RATED STEEL DOORS

FerroFinestra W40 Fire

Certified Fire Resistance – Up to 120 Minutes

The Ottostumm W40 glazed doorsets have been tested and assessed for fire resistance integrity up to 120 minutes, ensuring compliance with industry safety standards. The assessment follows BS 476: Part 22: 1987, with additional testing in accordance with BS EN 1634-1:2014 + A1:2018.

Data summary

  • 10-12 weeks fabrication time average
  • For Fire Rating follow Certification guidelines (downloads)
  • Tested in accredited UK and EU laboratories
  • Assessed for single and double doorsets, with and without side and transom lights
  • Combine with right glass for Fire Rating – Pyroguard Glass
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LEAD TIMES

Our custom W40 Fire steel doors are expertly crafted with a lead time of up to 12 weeks, starting from the deposit payment to when they are ready for pickup at our warehouse.

GLAZING

Ottostumm W40 doorsets provide up to 120 minutes of fire integrity performance, as tested under BS 476: Part 22: 1987. The longest tested resistance time recorded was 147 minutes.

PRICING

This product is priced individually. To receive a quote, book a free consultation or send us your drawings for evaluation.

MATERIALS

W40 Fire doors are crafted using Ottostumm hot-rolled profiles and certified accessories, such as fire-rated handles, ensuring top-quality performance and safety compliance.

COATING

Our door frames are powder-coated in RAL or custom colors, ensuring a durable and stylish finish.

CUSTOMIZATION

Limited customization options are available for fire-rated doors to ensure compliance with safety certifications and regulations.

OTTOSTUMM W40 FIRE

FAQ

Ottostumm W40 doorsets provide up to 120 minutes of integrity-only fire resistance, tested in accordance with BS 476: Part 22: 1987 and EN 1634-1:2014 + A1:2018.

The doorsets are tested with Pyroguard fire-rated glass, including:

  • Pyroguard T-EW/15-1 (standard option, up to 120 min).
  • Pyroguard T-E/6, T-E/8, T-E/10 (approved for 30 min).
  • Pyroguard T 60-20 and T 120-20 (tested up to 135 min).
    Other fire-rated glass may be used only if tested and approved for compliance.

Yes, but all hardware must be fire-rated and certified. Approved options include:

  • Hinges: 3D adjustable weld-on hinges (G99008-12) or similar fire-rated models.
  • Closers: Dorma ITS 96 (standard, GSR EMF) and Geze Boxer (standard, E, E-ISM).
  • Locks & Latches: OS B99002-02 mortice deadlock, OS 1552 roller latch, or equivalent.
  • Handles: Fire-rated lever or pull handles (Certifire-approved models recommended).

You can customize:

  • Single or double-leaf doors, rebated or non-rebated.
  • Larger glass panels (within tested limits).
  • Installation in rigid (concrete, masonry) or flexible walls.
  • Arched transom lights or standalone glazed screens.
  • Certifire-approved alternative hardware.

Yes! We provide:

  • Precisely fabricated W40 steel frames.
  • A detailed installation guide.
  • A list of approved fire-rated glass options available in the UK.
    Your installer can fit the doors using standard fire-rated glazing techniques.

If you install non-tested glass, hardware, or modify the structure, the product may lose its certification. Any changes must be retested or formally assessed to maintain compliance.

  • Door leaf size: Up to 1200mm (W) × 2500mm (H) depending on the fire rating.
  • Screen height: Up to 4m.
  • Screen width: Unlimited.

Yes, they comply with BS 476: Part 22: 1987, a recognized UK standard for fire safety, and can be used for building control approvals.

Yes! At Icon, we supply:

  • Steel door frames & installation guides.
  • A list of approved fire-rated glass available for order in the UK.
    This allows you to customize glass selection while ensuring full compliance.

Contact our team with your project requirements, and we’ll provide a custom quote based on your specifications.

Opening type possibilities:

Hinged steel doors

Fixed Panels


We pay attention to details:

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