Casement Windows

White Casement Bay Windows White Casement Window Casement Window Outdoor Casement Window Indoor White front casement windows UPVC casement windows with timber boxes

High quality casement windows in London

A versatile style suited to a range of traditional and modern properties, casement windows from The Window Clinic are incredibly popular thanks to their beautiful aesthetics and practical ventilation options. Secured by Design, rated A for energy efficiency and available in an array of different configurations, casement windows are a versatile window suited to a range of properties.

Stunning aesthetics

Thanks to their subtle, classic design, casement windows have incredibly versatile aesthetics and are suited to the appearance of both modern and traditional properties. Available in a both chamfered and decorative styles, casement windows from our range can be easily modified the appearance of your property. Our casement windows can even be combined with mock-timber foils to achieve an authentic look.

A range of materials available

Casement windows from The Window Clinic are available in a variety of materials to suit your needs.

If you’re looking for an easy to maintain window that doesn’t require much care to be kept working at it’s optimum, uPVC casement windows from our range could be for you. If you’re looking for a beautiful, traditional window with great energy efficiency, a timber casement window from our range could suit you. You might also want a long-lasting window with slim sightlines, in which case an aluminium casement window could be best.

Whatever your requirements, there’s sure to be a casement in our range to match your needs.

Using the best materials available

Watch the video to see where our timber windows come from, and what makes them great.


  • Available in a range of materials: easy to maintain uPVC, beautiful timber, long lasting aluminium
  • Chamfered and decorative styles make our casement windows suited to both modern and traditional properties
  • A variety of configuration options available
  • Supplied with ‘A’ rated energy efficient double glazing as standard
  • Shootbolt and mushroom adjustable cam locking system
  • Fully reinforced frames, meeting BS7950 standard
  • Secured by Design accredited

Colour options

  • Available in a wide range of RAL colours to suit your needs
  • Authentic woodgrain foils also available
  • Option of 360 degree coating for enhanced colour coverage

Hardware options

  • A wide range of customisable furniture, locks and handles to choose from
  • Option of anti jemmy device and hinge protectors
  • Fab and Fix handles supplied as standard
  • Traditional ironmongery also available

Energy efficiency

  • WER rated ‘A’ for energy efficiency
  • Double glazing supplied as standard for better thermal retention
  • Option of triple glazing for enhanced thermal and acoustic insulation