UPVC Windows, Doors and Conservatories in Preston

Lee Kelly UPVC has provided high-quality UPVC windows, doors and conservatories to Preston’s public and tradesmen for many years. Its owners have more than 70 years in the building trade and a vast knowledge of windows and conservatories. “Purchasing them is a big investment,” says joint owner Mark Lee. “We talk to all our customers in detail about their installation and do our best to save them money where we can, without compromising on quality.”

windows Preston


Nine out of ten customers come via recommendation – strong evidence of a quality service. Lee Kelly deals with all the UK’s major roof, door and glass companies and offers a 10-year insurance-backed guarantee on all installations. We are members of ASSURE and FENSA which are Government-authorised bodies set up to protect home owners buying double glazed windows and doors. Our long list of glowing testimonials speaks for itself.



Lee Kelly carries out many UPVC installations, large or small, from single windows through to full houses, apartment blocks, commercial premises, schools, hospitals and churches. Its installers are fully trained - often with many years’ building experience – and take pride in their work. They are polite and work cleanly, tidily and efficiently, aiming to leave customers pleased with their service. The showroom also stocks many related products, available for purchase.


About Us

Lee Kelly was founded in 2004 when Mark Lee and Alan Kelly left a builders merchants in Preston after it was taken over by a national chain. We have avoided gimmicky offers and high-pressure sales to build a successful family-run business, providing good, honest value-for-money. We are as happy installing a single window as we are installing a full housing estate or commercial premises, you find our prices hard to beat.

  • Quality products
  • UPVC, aluminium & timber frames
  • First-class service
  • Highly competitive prices
  • No pushy salesmen
  • Free, no-obligation quotes

fensa assure

Some of our suppliers include:

What Our Clients Say:

I would like to say a great big thank you to the team of tradesmen from Lee Kelly.I had a conservatory built by planet conservatories 12 years ago that i was badly disappointed with.The roof was leaking the wall went damp and it ended up an unusable space...

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Mrs J Bruce
Mrs J Bruce / 28th February 2017

Many thanks to all at Lee kelly for a first class job on the roofline.The fitters (Antony & Graham)were thoroughly professional and the quality of work is superb.If you're looking for roofline don't look any further.Will definitely recommend...

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Mr & Mrs Charlson
Mr & Mrs Charlson / 14th April 2016

From initial measure to completion Lee Kelly have been a pleasure to deal with.  The job was finished promptly and expertly.  Damian and Anthony (Lee Kelly fitters) were lovely polite lads who left our house clean and tidy.  We have had man...

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Mr & Mrs McCormick
Mr & Mrs McCormick / 19th March 2015