533x1981x44mm (21") White Flush Prefinished Internal Doors

This Fully Finished White Flush Prefinished Internal Doors Internal Door comes in a height of 1981mm, width of 533mm and 44mm thickness. This is a FD30 rated fire door which falls in line with current UK Building Regulations. The White Internal Door is supplied with No Glass.

Express Doors Direct stock a huge range of affordable Internal Doors delivered to you within 3-7 working days (postcode exclusions apply).

Good news, these white interior doors are sustainably sourced too, with FSC® Mix certification (FSC-C109654). This means a combination of responsibly sourced materials (including FSC certified forests, recycled content, and wood from timber meeting FSC rules) has been used in the manufacture of this door.

Features & Benefits

• White internal doors in a sleek and simplistic flush door style
• Supplied deluxe primed for quick installation and customisable finish
• Leave white and install straightaway or paint in the colour of your choice!
• Standard doors are supplied with a solid tubular core
• Standard doors feature 100x400mm (WxH) lock block either side 
• Average standard door weighs around 29kg
• FD30 options available (supplied with solid fire rated core)
• Perfect for professional-quality projects and large scale builds
• 35/40mm Thick Door Trimming Allowance:
  • Short Edge - 80mm (Allowing for 160mm reduction in height total),
  • Long Edge - 24mm (Allowing for 48mm reduction in width total) 
• 44mm FD30 Fire Door Trimming Allowance:
  • 12mm from any edge (Allowing for reduction of 24mm in height and width total) 

Internal Flush Doors: The Range

Shop stylish doors available in a different sizes to suit your needs. 

Good to know: you also have the ability to trim these flush internal white doors more than any other stock internal flush door on the market.

Choose between 12 Standard Sizes: 7 imperial (1981mm high and 35mm thick) and 5 metric (2040mm high and 40mm thick). With standard doors, long edges are supplied with 28mm solid softwood lippings, for up to 48mm of trimming in width (24mm either side). Short edges (top and bottom) are supplied with a 90mm trim zone for up to 160mm of trimming in height (80mm top and bottom). 

When ordering this design as a fire door, choose between 15 FD30 Sizes: 10 imperial (1981mm high) and 5 metric (2040mm high) – all 44mm thick. All four edges are supplied with 18mm solid softwood lippings, for up to 24mm of trimming in width and height (12mm either side).

Fire Doors

If you need extra fire protection, this collection of internal flush doors includes fire rated options with an FD30 certification for 30 minutes for fire protection. Available in different styles to suit any room.

Fire doors are available with metric and imperial measurements of 44mm and with the ability for generous trimming. That's safety covered without compromising on your interior design style.

Why Choose Climadoor?

A great choice for the modern home, a Climadoor product provides cost-effective quality. Constructed with the end-user in mind, their contemporary yet classic doors are robust, attractive and low-maintenance.

Browse different internal door styles including black, oak, white and charcoal grey, and enjoy a smooth online shopping experience. Whether you're looking for primed doors, engineered wood doors, solid wood doors or glazed doors that maximise natural light, create your perfect look with CLIMADOOR.

With free delivery on orders over £750, it's simple getting the doors you need for your renovation or property development. Enhance your space. Provide an exceptional finish. Buy flush white doors online today.