Ruislip Windows and Doors Ltd


By Ruislip Windows and Doors Ltd

Take the first step towards a more energy efficient home with our advanced range of uPVC and aluminium replacement windows.

  • We only install top quality products from trusted names, such as Kömmerling, Rehau, Aluk, Eco Sliders, Sapa Crown, Residence 9 and Reynaers.
  • Most products are now available in a selection of colours and woodgrain effect foils for a more authentic look.
  • Thermal efficiency with all products achieving at least a A rating.
  • Latest flush profiles including Deceuninck Heritage Flush and Rehau Rio Flush.
  • Our Residence Collection maintains the look and feel of traditional wood but with all the benefits of modern cutting edge materials.

Advances in the development of window systems and attention to detail now means that the ability to retain the character of your property is now much easier to achieve than it ever was previously. Period properties from Victorian cottages to Georgian terraces can now enjoy the benefits of modern replacement windows that are hard to differentiate from the originals. 

Take a look at our range of windows below and discover how we can enhance your home from the outside in.

uPVC Casement Windows


Our standard uPVC windows are the highly regarded C70 chamfered and O70 ovolo range by industry leader Kömmerling. Smart looking energy efficient windows that benefit from a top specification:

  • 70mm frame depth.
  • 5 chambered for better thermal performance.
  • Steel reinforced profiles.
  • Slim sightlines with a lowline grey gasket.
  • Chamfered or ovolo glazing beads.
  • Wide range of woodgrain foils and coloured finishes.
  • High security multi-point locking and shoot bolts.
  • Internal beading for enhanced security.
  • High impact, colourfast and lead-free uPVC profiles that are better for the environment.
Residence Collection


The Residence Collection is our luxury premium window system designed to replicate the flush timber casement window. Replace your windows with an authentic design and in heritage colours, without losing the character, appearance or feel of the period.

  • Can be considered for Conservation Areas due to its authentic appearance.
  • Virtually maintenance free, no more painting or staining.
  • Working or dummy butt hinges.
  • Traditional handles and peg stays.
  • 45º welds to replicate traditional timber.
  • Ovolo putty external Georgian bars.
  • Unbeatable performance accommodating the most thermally and acoustically efficient 44mm triple glazing and 28mm double glazing.
Box Sash Windows


Our EcoSlide uPVC sash window is an environmentally friendly and thermally efficient high security window that mimics the charm of a classic timber box sash. All the benefits of a modern uPVC system coupled with an authentic looking, cost-effective low maintenance solution for your home.

  • uPVC box sashes that look like traditional wood.
  • Attention to detail - sash horns, external Georgian bars and traditional styled hardware.
  • Inward opening tilt facility allows easy cleaning of the outside frame and glass from inside.
  • Arched and swept head style available.
  • 8 coloured finishes as standard or have your windows sprayed to any RAL colour.
Heritage Flush Casements


Flush casement windows look great in any surrounding, from modern townhouse to country cottage. Flush external contours are in keeping with period properties and also meet the requirements of most conservation area officers. They will retain their elegance while still functioning as a high quality window for many years to come. 

  • Sleek slimline frames.
  • Traditional style dummy peg stay option.
  • Mechanical or welded transom/mullion joints.
  • Traditional ironmongery and Georgian bar options.
  • High energy rating, weather performance and PAS 24 approved.
  • Double or triple glazing options available.
  • Available in a range of Heritage woodgrain finishes.
  • Super efficient rated A+.
Aluminium Windows



We install both the renowned Sapa Crown or Aluk aluminium windows. With superior strength and slim sightlines our aluminium windows are available in a wide choice of colours, including dual colours. Our systems are fully weather stripped to achieve the highest levels of weather performance and all profiles incorporate polyamide thermal barriers to meet the latest requirements for U values and window energy ratings.

  • Virtually maintenance free.
  • Wide choice of colour options including dual colour and RAL colours.
  • Security designed into system and hardware options.
  • Wide range of framing shapes to suit all styles of homes.
  • Able to meet many design styles that uPVC windows cannot.
Alitherm Heritage


Inspired by the aesthetics of traditional steel windows, Alitherm Heritage features signature slim sightlines and attractive contours making it the ideal choice for building conservation areas where building regulations demand a like-for-like replacement.

  • Internal or external installation.
  • High quality powder coated paint finish in a choice of finishes, including single or dual colour, in a range of standard and non-standard colours.

  • Perfect for both contemporary and period properties.
  • Designed as a series of horizontal modules that can be stacked to form a multi-part window or door combination.
  • Polymide thermal break provides enhanced thermal performance. 
  • Energy Rating A achieveable.


Replacing your windows can change the visual appearance of your home considerably. Long gone are the days when it was commonplace to rip out original windows and replace them with designs that were totally without keeping with the character and feel of the property. Now, with all the latest Building Regulations and Conservation Area Guidelines we would think much more carefully about our choice of window, taking into account not only the aesthetics of the product in relation to the property but the environmental factors too.

With over 34 years' experience within the industry and an enviable in-depth technical knowledge, we are always happy to offer advice on your choice of windows, taking into account style, design and of course the all important budget.

Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.
Installations © Ruislip Windows and Doors Ltd.


  • For more information about the installation process from start to finish, we recommend reading our Buyer's Guide and our FAQs page to get you started.
  • See our Brochures and Videos page for our full selection of brochures on our complete window range.
  • Please feel free to contact us at any time to discuss your requirements in more detail and to arrange your free no obligation quotation.

We don't engage in any hard sell tactics, nor will we put you under any pressure to purchase or attempt to sign you up with a last minute must-have "special offer." That's the Ruislip Windows' Promise you can count on.