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Slimline Steel Replacement Windows & Doors

An excellent aluminium replacement for traditional steel windows and doors in a range of colours.

ATTENTION TO DETAIL

Our aluminium slimline steel replacement Windows and Doors are is manufactured to replicate the appearance of traditional steel windows and “crittal” style windows. (Please not we do not supply the Crittall brand). Beautifully designed with close attention to detail ensures that you would be hard pressed to notice the difference from steel windows and our aluminium replacements. The likeness to steel windows is accentuated by the similar looking joints which replicate traditional items & demonstrates the attention to detail in the manufacture of our slimline steel replacement windows. 

Our very popular Alitherm slimline aluminium steel replacement doors and windows replicate the sleeker look of some traditional steel windows and retain the traditional style of your original heritage windows – even french door styles can be replicated. Our steel replacement windows and doors can be used externally, or internally as room dividers.

PERSONALISATION

Why not personalise your new aluminium steel replacement doors and windows with a choice of over 200 RAL colours, and we offer 12 stock colours for no additional cost – please ask for more details.  Twin colours are also available to suit your desired look. We also provide a bespoke range of heritage handles, please ask for more details, or why not pop into our Brasted showroom to view our full range of windows & doors on display.

Should you wish to discuss your extention or refurbishment project with one of our experts, please do not hesitate to call us or complete a quote request online. All of our steel replacement & replica window and door products are on display in our Brasted showroom – easy access from Kent, Surrey and Sussex. We also provide Free onsite consultations & no obligation quotations. Friendly, unbiased, expert advice.

‘Aluminium Provides the Contemporary Art-Deco Look home owners are looking for in a replacement steel window or door.’

Why choose slimline steel replacement windows made of aluminium?

slimline steel replacement windows
  • Low U Values + excellent thermal efficiency
  • Slim sightlines
  • Low maintenance
  • Over 200 RAL colours to choose from + stock colours
  • Complies with modern Building Regulations.
  • 5 star review  We recently had a new front door and windows fitted. Very efficient service from start to finish with everyone extremely helpful. The fitter was very careful especially bearing in mind it was raining on the day of fitting. Would definitely recommend.

    thumb Chris Shortman
    February 23, 2021
  • 5 star review  If you've ever built a house you'll appreciate how hit and miss glass contractors can be, but The Window Sanctuary stand out as reliable, good quality and easy to deal with. The guys turned up on time, worked really hard and did a fantastic job. I wouldn't hesitate to recommend this company.

    thumb Rebecca Stiasny
    February 24, 2021
  • 5 star review  Really enjoyed dealing with the Window Sanctuary. The office team are very friendly and courteous and the installation team were good fun and very thorough. The finishing touches were beyond my expectations. We're delighted with our new windows and the enhanced view they provide.

    thumb Tim Glynne-Jones
    March 9, 2022
  • 5 star review  The Window Sanctuary supplied and installed a window in the current house we are restoring. We were extremely happy with the service and quality of the window. Would definitely recommend this company for your period windows.

    thumb sheldon partridge
    August 20, 2021
  • 5 star review  Fantastic service and quality products I had my front door replaced by The Window Sanctuary and I am delighted with the results. The fitters were punctual and polite. The process was so quick & easy and any queries I had were dealt with very efficiently. I have no hesitation in recommending this company and will definitely use them again in the future.

    thumb James Collins
    January 8, 2020
Choices Assure accrediated installer
DGCOS accredited member in kent
smart architecural aluminium supplier
cortizo at the window sanctuary

CONTACT US OR VISIT OUR SHOWROOM TO DISCUSS OUR STUNNING RANGE OF WINDOWS AND DOORS WITH A DISCRETE HOME VISIT.