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1981 x 686 x 44mm (FD30)
Windsor Black Glazed - Prefinished Fire Door

By Deanta Doors

: £0.00

  • 10 Year Guarantee against Manufacturing Defects
  • Price Match Promise

Want a Complete Package?
Choose a Pre-hung Door Set

Make installation quicker, cleaner, and more convenient with a complete doorset — the ideal solution if you're starting from scratch or renovating.

Why choose a door set?

  • Everything in one – Includes the door, pre-hung in its frame on three hinges with a latch or bathroom lock pre-fitted.
  • Time-saving install – Pre-assembled components reduce fitting time
  • Perfectly matched parts – No guesswork on what hardware fits
  • Clean, consistent finish – Factory-prepped for a more professional result
Fully Finished

Fully Finished

High grade materials

High Grade Materials

10 Year Guarantee

10 Year Guarantee

Product Information

The 686mm Windsor Black Glazed - Prefinished Fire Doo is a fantastic choice for anyone looking to give their home a make over. Measuring 1981 x 686 x 44mm, this FD30 fire door is a popular choice, being a staple in the Deanta Doors range.

Supplied fully finished with clear glass, you do not need to worry about any painting or staining - you can simple hang the door when it arrives.

The Deanta Windsor Black Glazed Prefinished FD30 Fire Door combines classic design with modern sophistication, offering an elegant look without compromising on safety. Constructed with a solid engineered core, this premium fire door provides up to 30 minutes of certified fire resistance when installed with compatible FD30 rated linings and hardware, making it a dependable choice for both residential and commercial environments.

The Deanta Windsor Black Glazed Prefinished FD30 Fire Door combines classic design with modern sophistication, offering an elegant look without compromising on safety. Constructed with a solid engineered core, this premium fire door provides up to 30 minutes of certified fire resistance when installed with compatible FD30 rated linings and hardware, making it a dependable choice for both residential and commercial environments.

Finished in a rich, prefinished black lacquer, the Deanta Windsor FD30 brings timeless character and depth to any interior. Its traditional panel layout is enhanced by clear toughened safety glass, allowing natural light to flow between rooms while retaining full fire safety compliance. The flawless factory finish ensures a durable, consistent appearance that’s ready to install straight away.

Made from FSC certified materials, the Deanta Windsor Black Glazed FD30 Fire Door delivers exceptional quality with sustainable craftsmanship. Ideal for communal areas, corridors, and living spaces alike, it combines high performance with striking design.

Features & Benefits

  • Classic panel design with a contemporary black lacquered finish
  • Supplied pre-glazed with clear toughened safety glass for enhanced light flow
  • FD30 rated: provides 30 minutes of certified fire protection (when correctly installed)
  • Solid engineered core construction ensures strength, durability, and long-term stability
  • Arrives prefinished and ready to hang, no further painting or finishing required
  • FSC certified materials for sustainable and responsibly sourced manufacturing
  • Ideal for corridors, communal areas, and other shared environments
  • Perfect for both traditional and modern interiors seeking a bold statement finish
Technical Specification
Category
Brand
Glazing
Finish
These doors have been factory decorated and don’t need any further decoration.
Colour
Black
Construction
The construction of the door covers both the design and weight of the door.

Heavyweight (Solid Core) – The heaviest form of construction -  generally solid particle board with real timber lippings.
Engineered Solid Core (Heavyweight)
Width
Height
1981mm
Thickness
Non-fire rated internal doors are either supplied at 35mm thick (Imperial Doors, 1981mm (6’ 6”) or 2032mm (6’ 8”) tall) or 40mm thick (Metric Doors, 2040mm tall).

FD30 Fire doors are manufactured to a thickness of 44mm.

External doors are manufactured to a thickness of 44mm.
Lipping
The lipping is the timber material around all edges of the door from which your joiner can trim the door down in height and width, as well as fit hinges/ locks too.

Trim allowances vary by lipping size, door design and fire rating - please contact us for more information about your desired door’s trim allowance.
18mm
Average Weight
38.0kg
Fire Rating
30-minute Fire Rated
FD30
Raised Moulding
Yes
Door Leaf Size
this is the size of the individual doors that comprise a folding door system.
78x27
Lipping Short Edge
The lipping is the timber material around all edges of the door from which your joiner can trim the door down in height and width, as well as fit hinges/ locks too.

Trim allowances vary by lipping size, door design and fire rating - please contact us for more information about your desired door’s trim allowance.
18mm
Lipping Long Edge
The lipping is the timber material around all edges of the door from which your joiner can trim the door down in height and width, as well as fit hinges/ locks too.

Trim allowances vary by lipping size, door design and fire rating - please contact us for more information about your desired door’s trim allowance.
18mm
Max Trim Short Edge
15mm
Max Trim Long Edge
15mm
Suitable For Use As Paired Fire Doors
Always install fire doors in-line with their associated certification document. Failure to do-so may invalidate certification.
Yes
Code
45WINGFDXBL686
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Standard UK Door Sizes:

  • 1981 x 381/419 x 35mm (sidelights/side panels)
  • 1981 x 457/533 x 35mm (cupboard/wardrobe)
  • 1981 x 610/686/711 x 35mm (restricted spaces)
  • 1981 x 762 x 35mm (most common internal door size)
  • 2032 x 813 x 35mm (usually former external door size)
  • 1981 x 838 x 35mm (mobility/wheelchair access)

Metric Door Sizes (Popular in Europe/Scotland):

  • Height: 2040mm
  • Width: 426/526/626/726/826/926mm
  • Thickness: 40mm

Measurement Tips:

  • Measure door opening for height, width & thickness.
  • Allow 2-3mm gap around the door for proper operation.
  • Contact us for bespoke sizes.

Trimming Guidelines:

  • Engineered timber doors can be trimmed to fit; consult our guidelines or contact us for advice.

View Our Full Size Guide

If you are unsure about your sizing, please contact us for assistance. We also offer bespoke / made to measure doors.

Get in touch if you need help with anything or if you have any questions about our products.

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