Conservatories
- Highly adaptable
- Modern performance
- Stunning aesthetics
Need more inspiration?
Get inspired by visiting our fantastic show site or take in our stunning range via an online tour.
Visit our showroomCall free 0800 622 716
40 years experience
Voted Which? Top Trusted Trader
Over 60,000 installations
98% of customers recommend us
Double glazing installations in Northamptonshire, Milton Keynes, Oxfordshire and beyond
Operating out of Wellingborough since 1979 as a leading home improvement company, T&K has proudly served Northamptonshire, Buckinghamshire, Leicestershire, Bedfordshire and surrounding areas for over 40 years. We’ve manufactured and installed replacement windows, doors, conservatories and much more for over 60,000 homes during this time. 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 for an astounding and personal service.
Whether you’re looking for replacement windows in Northampton, double glazing in Wellingborough or conservatories in Aylesbury from a 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 the Northamptonshire area, take a visit to our Wellingborough double glazing showroom to see our range of attractive home-improvements for yourself, including verandas for Oxfordshire, Aylesbury windows and double glazing in Northampton!
Request a free quote today
To get started with your project, enter your details below
Roof Replacement
- Glass & lanterns
- Tiled options
- High performance
Orangeries
- Stunning appearance
- Plastered ceiling
- Extension of living space
Windows
- Numerous styles
- Highly durable
- Low maintenance
Doors
- High performing
- Highly durable
- Vast range of styles
Roofline
- Low maintenance
- Choice of colours
- Fascias, soffits & guttering
Verandas
- Versatile outdoor space
- Weather resistant
- Stylish & practical
40 years as a local window company installing double glazing in Northampton
40 years’ experience
With over 40 years’ home improvement trading experience, T&K has built up an unparalleled level of product, security and installation expertise, offering glass in Northampton and double glazing in Rugby and Milton Keynes.
Double Glazing Finance
With buy now pay later and interest free credit finance options available, improving your Northamptonshire home couldn’t be easier with T&K, including an interest-free conservatory and excellent double glazing finance.
Fully accredited
T&K is now 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.
10 year guarantee
Any home improvement installation work performed by us comes with a 10 year guarantee, as standard.
Servicing & aftercare
T&K provides a devoted aftercare service for our home improvement 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.
Highly recommended
We’ve built up quite a reputation as a leading home improvement company in Northamptonshire since we started trading with double glazing in Wellingborough, resulting in many of our customers recommending our home improvement installations to others.
Why not view our products in our double glazing showroom in Wellingborough?
Over 60,000 quality installations near you
View photo galleryUseful links
Here are some links that we've put together that you might find useful for your next home improvement project.
5/5
Fabulous from start to finish
Fabulous from start to finish. I would have no hesitation recommending your organisation. Thank you […] for their professionalism.
5/5
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.
10/10
Competitive quote
Competitive quote – installed within two weeks. Excellent product professionally installed. Well done!
5/5
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!
10/10
Job well done
Job well done. Really pleased with the quality of the workmanship and a great bunch of guys. Left the place spotless.
5/5
excellent company
We have had all our doors & windows replaced by T & K, excellent company.
5/5
Fantastic company
Fantastic company that designed the perfect conservatory for my home and at a very cheap price, I would recommend them to anyone.
10/10
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.
View more reviews
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.
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.
View areas we serve