• Grainger Bower Windows Ltd

  • 01494 510140

    01494 510140

  • 461 London Road High Wycombe HP111EL

About Us

All GB Windows conservatories are bespoke and designed specifically for your home. We have an extensive range of styles to enable you to select the right conservatory for your home, whether you are looking for a sun lounge or extension to your property. We can carryout the entire installation from start to finish, including the planning permission if required right through to the electrics, and flooring.


Products & Services


  • Aluminium Windows
  • Bi-folding Doors
  • Composite Doors
  • Conservatories
  • Doors
  • Fascias
  • French Doors
  • Garage Doors
  • Guttering
  • Patio Doors
  • Residential Doors
  • Roofline
  • Rubber Roofs
  • Soffits
  • Specialised Windows
  • Windows


  • cash
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