About Us

Based in the heart of rural Lincolnshire Windows Online UK supply a full range of windows, internal doors external doors, folding sliding, bi fold and patio doors to all regions of the United Kingdom.

Our offices are open Monday to Friday 8.30am - 5.00pm should you wish to contact us, you will find that all our staff are fully trained and able to assist you in making your window selection.

We are also able to offer a bespoke making service for superbly-crafted windows individually built to your requirement, need something special then please contact our sales team on the number below.

Please feel free to contact us on Tel 01205 363999 or Fax 01205 358713

Windowsonlineuk.co.uk are the main internet distributors for JELD-WEN Timber Windows. Our ranges covers Casement Windows and Sliding Sash Windows,

We offer a full range of window sizes available on some of the quickest lead times available in the UK today and don't forget that all our windows are manufactured in the UK. We can also supply bespoke made to fit your own requirements. All our windows can be supplied either unfinished primed or base coat stained ready for you to finish on site or fully finished in our own range of Stains or Hi Build finishes. Windows can be supplied un-glazed double glazed or even triple glazed.

Regardless of the size of your order we are able to offer free delivery to any UK mainland address. All deliveries are pre booked with the customer to ensure that the customer is fully aware of when the delivery will take place.

All our windows are covered by the JELD-WEN Guarantee with standard windows coming with a 30 year Guarantee with the option of increasing to the UK Longest 60 year Guarantee now available, contact us for more details.

Being the UK largest manufacture of Timber Windows JELD-WEN windows comply with all the current Building Regulations requirements in England, Wales and Scotland covering Part L Conservation of Fuel & Power, Part F Ventilation, Thermal Performance and Security. For more details please do not hesitate to contact us.

Window U-Values Down to 0.7 W/m2k
  • 40 year guarantee

    40 year
    Rot & Fungal Guarantee on softwood compounds.

  • 10 Year guarantee

    10 Year
    Hi-Build White Paint Finish Guarantee

  • 10 year guarantee

    10 year
    Guarantee against double glazing unit failure.

  • 10 year guarantee

    10 year
    Guarantee against manufacturing defects.

  • 6 year guarantee

    6 year
    Hi-Build Stain Finish Guarantee.

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