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Your Local Double Glazing Company in Northamptonshire

Operating out of Wellingborough since 1979 as a leading home improvement and double glazed window and door company, T&K has proudly served Northamptonshire, Buckinghamshire, Leicestershire, Bedfordshire, Market Harborough, Kettering, Huntingdon, Finedon, Rushden and surrounding areas for over 40 years. Accredited by Which? Trusted Trader, we have been awarded their prestigious Certificate of Distinction for 2 years running, whilst 98% of our customers would recommend us to homeowners throughout Northamptonshire!

We’ve designed, manufactured and installed replacement windows, doors, conservatories and much more for over 60,000 homes during this time, and are a proud member of Made in Britain. All of our home improvement products can be viewed in our Wellingborough showroom. Founded by Kevin Johnson, the bespoke home improvement company remains proudly run by the Johnson family today, retaining a family ethos that ensures an astounding and personal service.

Whether you’re looking for replacement windows in Northampton, double glazing in Wellingborough or conservatories in Aylesbury from your local window company, we have the expert experience and local Northamptonshire knowledge to serve you with an excellent installation or repair, including conservatory refurbishments. If you’re looking for a conservatory showroom in Northamptonshire, visit our Wellingborough double glazing showroom to see a range of attractive home-improvements for yourself, including verandas, windows,  doors, and double glazing.

Get up to 35% Off!

For May June, we are offering our customers up to 35% off double glazing & home improvement solutions in Northamptonshire, Oxfordshire, Bedfordshire, Cambridgeshire and Peterborough . Find out more about our offers today, or contact us for your fast & affordable quote. Get your home fit for summer today!

Voted Which? top trusted trader Made in Britain

42 years as your recommended double glazing company in Northampton, Corby, Rushden, and surrounding areas.

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Established 1979

With over 40 years’ home improvement trading experience, T&K has built up an unparalleled level of product, security and installation expertise, offering glazed windows & doors in Northamptonshire including Wellingborough, Corby, Olney, Rushden, Bicester, and throughout Leicestershire, Cambridgeshire and Oxfordshire.

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Double Glazing Finance

With buy now pay later and interest free credit finance options available on our selection of double glazing in Wellingborough, including an interest-free conservatory and excellent window and door finance, improving your Northamptonshire home couldn’t be easier with T&K, who are authorised and regulated by the Financial Conduct Authority. Click Here for double glazing finance options.

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Fully accredited

T&K is fully accredited by all relevant regulatory bodies, including Secured by Design. and DGCOS. We've also been awarded top Trusted Trader status as a member of Which?'s Trusted Traders scheme which shows our dedication to home improvements within our local areas.

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10 year guarantee

Any home improvement installation work performed by us comes with a 10 year guarantee as standard so you can be sure that, no matter what product you pick, your new window, doors or conservatory will last for years' to come. For more information, contact us today.

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Servicing & aftercare

T&K provides a devoted aftercare service for our home improvement & double glazing installations. Once your double glazing installation is complete, our expert team will remain on hand to ensure it keeps functioning as it should. We've also got a range of great guides for homeowners looking to keep their products at their optimal performance.

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Highly recommended

We’ve built up a positive reputation as a leading home improvement company in Northamptonshire since we started trading over 40 years ago from our Wellingborough showroom. Many of our customers are recommending our home improvement installations to others. View our installation gallery to see our expert double glazed window and door installations.

Multi award-winning company

Over the years, we can proudly say that what we've been commemorated for various outstanding aspects of our business, as evidenced by the number of awards that we've achieved. Check out the range of awards wins we have behind us on our awards page.

G12 winner installer of the year
G14 winner customer care initiative of the year
G15 winner fabricator of the year
G16 winner new product of the year
Top 3 window fitters in Northampton 2019
C&O awards highly commended 2019
Wellingborough business awards 2019 winner
Award Winning Double Glazing Installers Northamptonshire

Manufacturing

Every uPVC product we install at T&K has been exclusively fabricated by our sister company Emplas, who have over 35 years of experience in uPVC manufacture. This means we have direct influence on quality control and we’re able to offer ultra-quick lead times on our uPVC products.

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Fully accredited company

With full accreditation from the appropriate regulating bodies, you can feel assured of the quality that’s on offer.

Which? Trusted Trader
Secured by Design
DGCOS

Serving homeowners across Northamptonshire

During our tenure as traders, we’ve provided bespoke home improvement solutions across the Northamptonshire area and beyond. This includes areas in counties like Oxfordshire and Buckinghamshire. We've installed home improvements in places such as Corby, Northampton, Bedford, Kettering, Milton Keynes, Cambridge, Aylesbury, Oxford, Rugby, Bicester, Luton, Market Harborough & Banbury.

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