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  • peter allman
    5
    Fortress have just completed replacement windows on our 110 year old village school, 100% service from start to finish . The 4 fitters were so professional and delivered 1st class workmanship. I would not hesitate to use them again, many thanks for all your advice and support , all the very best to all the team at fortress windows and doors...
  • John Griffiths
    5
    Joe arrived exactly as arranged and, after the obligatory cuppa set to work replacing our porch front door. Our door is not a standard size so the composite door and frame needed to be bespoke. We had approached various local and nationwide companies who either quoted stupid figures or, after sharp intake of breath decided this job's not for us,...
  • Eileen Jones
    5
    Well what can I say. I love my windows and doors. Joe and Shaun were brilliant and the windows were fitted to a very high standard and look so neat. They tidied up after themselves and never left a mess. If anyone is worried about having to decorate after then dont worry as the finish is excellent. Thanks you Richard as you never pushed us into...
  • Rosey and Jim McMaster
    5
    From beginning to end the service has been professional. Quick prompt no pressure quote. Survey carried out in a polite and professional manner. Products arrived quickly and we were kept informed of the progress. The fitters were discreet and obviously skilled. They cleaned up as they went along and left the minimal damage despite the windows...
  • Ellie
    5
    Had upvc sliding sash windows fitted a few months ago. Very pleased with the quality and workmanship. All involved were polite and easy to deal with. Would recommend.

Videos

  • How To Gasket removal QUICKglaze bead – Bifold/slim door

  • How To glaze QUICKglaze bead Bifold / Slim door

  • How To Deglaze QUICKglaze bead – bifold / Slim door

  • Flush Sash Windows – Product Testimonial – Sternfenster – Mr Prestwood In Lincoln

  • How To Change A Window Locking Mechanism – Sternfenster Tutorial

  • Andrew Carson – Supreme Windows – Customer Testimonial

  • UK's Home Improvement Demographic – How Has It Changed?

  • Buy Now & Pay Later | Putting The Homeowner First

  • Flexible Finance Options Available At Sternfenster | Quick Projects With Long Term Solutions

  • Sternfenster – 2800 Residential Door uPVC

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