Windows, doors, and conservatories

Windows, doors, and conservatories


Windows, doors, and conservatories

The clear choice for windows, doors, and conservatories

Choosing windows, doors and conservatory suppliers and fitters (and dealing with sales people) can be time-consuming and stressful. Whilst the aesthetic value of these fixtures is important, their quality, energy efficiency and security accreditation are paramount. Why waste your valuable time looking for a supplier you can trust, at a price you can afford when we can source, supply and fit windows, doors, and conservatories to your specification as part of your refurbishment or new build.

Sleek windows, grand doorways and bifold doors to open-up living areas and let in natural sunlight can bring your home to life and add essential character and design flair to your home. We offer a full service in windows, doors, bespoke joinery, and conservatories. So, whether you are looking to retain more heat with new double-glazed windows, insert stylish new doors and windows into an extension or new build, or increase your living space by adding a conservatory, we will be on hand to advise the best options for you. 

Our service includes designing, sourcing, supplying and installing new windows, doors and conservatories in UPVC, wood or steel to your specifications, including all groundwork and brickwork. We work directly with a range of manufacturers to provide a comprehensive range of products at direct from the manufacturer prices.

  • Bi-fold doors
  • Ceiling lanterns
  • Composite doors
  • Conservatories
  • French doors
  • Garden rooms 
  • Glass doors
  • Orangeries
  • Patio doors
  • Velux windows
  • Windows
When you work with John O’Connell as your construction specialist, you can be assured that you will have a detailed, fixed price quotation. We are an accredited contractor with the Federation of Master Builders and approved for Local Authority contracts. We promise to minimise disruption, respect your surroundings, work to safe and clean standards and provide a superior service within your budget. We understand that it’s not just a building contract, it’s your home.

If you would like to discuss your Windows or Conservatory project, or get some professional advice, please call us on 01206 396667 or send us an email to for a FREE, no-obligation discussion.

Alternatively, please use the Contact Us form and we will get in touch within 24 hours.

Kitchen Magazine Feature JOC

Featured in:
EKBB Magazine

Kitchen by:

Kitchen Contractor:
John O'connell

Accessorised from:
Jim Lawrence

Take a closer look at one of our case studies which included the installation of bi-fold doors.