Manufacturers & Installers of premium PVCu windows & doors for over 30 years

Our PVCu windows are one of a kind!

Manufactured in house, our PVCu windows are made with innovative modern technology that guarantees the best results. Additionally, as our PVCu Windows are made by our team, our windows can be tailored to your needs and style.

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Casement Window

Casement Windows


Bays and Bows

Flush Sash Window

Sash Windows


Our versatile range of PVCu windows maintain warmth, reject the cold and strive to create a cosy home. Our PVCu windows also help reduce noise pollution, making your home unfazed by the busy outside world. 

Our bespoke PVCu windows come in a variety of styles, colours and configurations to compliment any home’s aesthetic. Additionally, to allow for peace of mind, our PVCu window range comes with an extended 15-year guarantee as standard! 

Our in house manufactured windows have A++ to B energy performance ratings. To compliment, we offer the latest energy-saving glazing technology to reduce heat loss even further. Chilly winter nights will be a thing of the past when you choose Spire Windows! 

Get a no-obligation online quotation today or talk to our friendly team, 01507 607291.

Lower Energy Bills

Our double glazing and innovative frames can reduce your heating bills and improve the energy performance of your home - our double glazed windows are A-rated as standard and help your energy bills to be less daunting.

Safe and Secure

To allow for peace of mind and relaxation, our double glazed windows are fitted with the latest security features. Internal glazing, shoot-bolt keys locking handles are just few of the many features we use to make your home secure from intruders.

A Warmer Home

Keep your home warm and cosy with our energy efficient double glazing. Our low emissivity glass reflects heat back into your home and argon gas with a thermal edge spacer bar reducing heat loss and condensation.
Stay nice and toasty in the winter with Spire.

Bespoke Designs

Here at Spire we know that windows are not one size fits all. Therefore, we can customise your windows and doors with multiple styles, configurations and colours - adding finishing touches such as decorative glass and ornate ironmongery!

Money Saving Innovation

With our lead-free, multi chambered profiles, patented gasket seal thermal dam, you don’t need to pay for expensive triple glazing – our frame achieves WER of A+ with ease – a u-value of 1.2 with cost effective double glazing

A World of Colour

Not just available in standard white, our PVCu windows can be personalised to suit the style of your home in Lincoln – as well as its colour scheme.

A world of colour

UPVC Windows Product Gallery

Which style of windows do you prefer?

Standard Casement Windows, Bays and Bows, Sash Windows

Any particular colour? You can have almost any colour of PVCu windows you wish, and natural woodgrain textures too. Express your personal style and enhance the aesthetic of your home when you choose Spire Windows. 

All of our replacement windows manufactured and installed by Spire Windows are made to your requirements and preferences!

Sash Windows

Flush Sash Window
casement windows lincoln

Casement Windows

Our stylistic casement windows offer total versatility and remain to be the most popular style of window in the UK.

You can say goodbye to draughty windows as
Liniar’s patented double-action bubble gasket, used
in all our products, gives a continuous seal – even in
the corners!

To add ever more character to the design you can add astragal bars or Georgian bars.

Our windows are available in a wide configuration
of openings, colours, finishes, glass and hardware,
which means you can add your own individual mark on your home’s appearance.

Bow and Bay Windows

Bay or bow windows are a fantastic way to bring more light into your home.

Liniar’s innovative bay and bow windows offer a number of features and benefits unrivalled in today’s market place and are available in a range of styles.

The ultra-slim frames of Liniar’s beautiful windows increase the flow of natural light as well as creating an enhanced field of view.

Enhance the look of your windows with a range of additional designs including leaded glass, Georgian or astragal bars, or decorative sash horns.


Trust Spire to manage your Lincolnshire home improvement from start to finish


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