Highly flexible and adaptable, our Optio 58BW casement window is ideal for homeowners looking for a traditional framing look.

Using innovative technology and sustainable aluminium our chamfered windows improve safety, increase thermal performance and complement the style of your home.

Our stylish window comes with a variety of configurations and advanced functionality to meet your home’s requirements, so you can rest assured that you have chosen the perfect solution.

Design Features

  • Certified under the Secured By Design scheme
  • Tested to PAS 24
  • Green guide rated A
  • Integrated deep head profiles for ease of trickle ventilation
  • Unique polyamide thermal break design to improve thermal performance


  • Glazing 24mm – 40mm
  • Internally or externally glazed
  • 58mm or 70mm frame depth to accommodate varying types of applications
  • Project in or project out options
  • Available in a range of single or dual colour and anodised finishes
  • Available in the following aesthetics: Bay, Chamfered, Heritage, Ovolo and contemporary
  • Available in the following configurations: top hung, bottom hung, side hung, fixed light, multi-light and French casement
  • Available for Lifetime Homes (LFT)


58BW Casement Window

Air Tightness    security2_spec    

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