Glazing installation in Northamptonshire & surrounding areas

Operating out of Wellingborough since 1979, T&K has proudly served Northamptonshire, Buckinghamshire, Leicestershire, Bedfordshire and surrounding areas for over 40 years. As home improvement specialists, we’ve manufactured and installed windows, doors, conservatories and much more for over 60,000 homes during this time. Founded by Kevin Johnson, the home improvement company remains proudly run by the Johnson family today. Our wealth of experience combined with our family ethos ensures for an astounding service that retains a personal touch.

In our 40th year of continuous trading


40 years’ experience

With over 40 years’ home improvement trading experience, T&K has built up an unparalleled level of product and installation expertise.

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Finance available

With buy now pay later and interest free credit finance options available, improving your home couldn’t be easier with T&K.


Fully accredited

T&K are now fully accredited by all relevant regulatory bodies, including Secured by Design and Which? Trusted trader.

10 year guarantee

Any installation work performed by us comes with a 10 year guarantee, as standard.


Servicing & aftercare

T&K provides a devoted aftercare service. Once your installation is complete, our expert team will remain on hand to ensure it keeps functioning as it should.


Most would recommend

We’ve built up quite a reputation since we started trading, resulting in most of our customers recommending our work to others.

Proudly associated with Northampton Saints

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As part of our commitment to supporting local communities in Northampton and the surrounding areas we are proud to be associated with Northampton Saints Rugby Club. We'll regularly be running competitions and giveaways on our social media channels that you can easily get involved with:


Fabulous from start to finish

Fabulous from start to finish. I would have no hesitation recommending your organisation. Thank you […] for their professionalism.



couldn’t have asked for more

Throughout the process, he couldn’t have asked for more. All the staff have been helpful and friendly, and the finished installation is fantastic.



Competitive quote

Competitive quote – installed within two weeks. Excellent product professionally installed. Well done!



I would recommend T&K to anyone!

I would recommend T&K to anyone! They have done a fabulous job installing a new front door and canopy. First class job!



Job well done

Job well done. Really pleased with the quality of the workmanship and a great bunch of guys. Left the place spotless.



excellent company

We have had all our doors & windows replaced by T & K, excellent company.



Fantastic company

Fantastic company that designed the perfect conservatory for my home and at a very cheap price, I would recommend them to anyone.



Thank you for my recent installation

Thank you for my recent installation. I am delighted with the result, and would recommend your organisation without hesitation.


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Fully accredited, award-winning company

With full accreditation from the appropriate regulating bodies and a number of glazing awards to our name, you can feel assured of the quality that’s on offer.

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Which? Trusted Trader
Secured by Design
G16 Winner
G15 Winner
G14 Winner
G12 Winner

Serving homeowners across Northamptonshire

During our tenure as traders, we’ve provided bespoke home improvement solutions across the Northamptonshire area and beyond. This includes Corby, Northampton, Bedford, Kettering, Milton Keynes, Cambridge, Aylesbury, Oxford, Rugby, Bicester & Luton.

View areas we serve