9.79/10 from 800+ customers
From simple replacements to larger structural projects
A local company with a national, award-winning reputation. With over 25 years of experience, we manufacture our own windows and doors in Northallerton, alongside designing and installing conservatories, orangeries, extensions and more across North Yorkshire and the North East.
Free Quotes
Transparent pricing
25+ years’ experience
Choosing the right company is about more than products. It’s about knowing what will happen, when it will happen, and who is responsible at every stage.
Our process has been refined over years of designing and building living spaces, bringing together design, planning permissions, building regulations and installation so projects run smoothly from first conversation to final handover.
A recent project involved a conservatory that was rarely used due to temperature fluctuations throughout the year.
Rather than rebuilding the structure, the solution focused on replacing the existing roof with an insulated hybrid system and updating the associated roofline. The work was completed in under a week and transformed the space into a comfortable, usable room year-round without the cost or disruption of a full rebuild.
Alongside individual examples like this, our Inspiration section includes before and after projects and recent installations across a wide range of property types, showing how different solutions work in real homes.
If you’d like to explore our work in more detail, our virtual tours allow you to step inside completed projects and showroom spaces online.
These interactive tours give a clearer sense of layout, proportions and finish than standard photography, helping you understand how different solutions look and feel once installed.
They’re particularly useful if you’re still deciding what might work for your own home.
Some customers come to us with a clear brief. Others want help understanding what will work best for their home.
We take the time to assess the property, discuss the available options and explain the practical differences between them, including cost, performance and any relevant regulations.
This includes considering how the space is used day to day, the age and construction of the building, and how different choices will affect comfort, efficiency and long-term maintenance.
Recommendations are based on what suits the property and how it is used, rather than a fixed specification or standard package.
If you’d like to explore door styles, colours and glazing options in more detail, our online configurators let you visualise different designs before making any decisions.
You can experiment with layouts and finishes at your own pace, then request pricing or further guidance when you’re ready.
Below are some of the reasons homeowners choose Chatsworth Windows for both small replacements and larger projects.
For some projects, spreading the cost can make things more manageable.
We offer a range of finance options across our products, including buy now, pay later and monthly repayment plans, subject to status. Availability depends on the type of work and the overall project value.
If finance is something you would like to explore, we can keep things simple, explain what may be available and help you decide whether it is the right option for your circumstances.
A local company with a national, award winning reputation for quality right across the board.
Much of our work comes through recommendation.
Dec 2025
I've been in the building trade all my life , retired 12 years ago , I've just had two cottages windows replaced by chatsworth and I can't fault them , that's from sales to surveyor then the fitters who was quite unbelievable, what a first class job they made , apart from nice new windows you couldn't tell they had been there , and I would highly recommend them to anyone, thank you chatsworth team for a 1st class job
Jan 2025
Absolutely delighted with the work. Replaced garden room glass roof and new front door. Both teams of fitters were excellent. Showroom Staff very helpful and special thanks to Steve Oliver for all his help.
Our experience is reflected not just in customer feedback, but in the scale and consistency of the work we deliver.
Design and customise our Chatsworth composite doors to suit your home.
Explore styles, colours and glazing options, and see how different choices change the overall look before requesting a quotation.
Use the Rockdoor configurator to explore security-led composite door designs
Compare styles, glazing and finishes, then generate an indicative quote based on your selected options.
Over 20,000 customers served over more than 20 years of trading, covering everything from individual replacements to complex, multi-stage residential projects.
By manufacturing key product ranges in-house, we maintain direct control over quality, specifications and production efficiency.
All installations are carried out by our own experienced teams, with close attention paid to fit, finish and long-term usability.
We supply and install across the North East, Yorkshire and surrounding areas, offering local knowledge and reliable aftercare.
Over 20,000 customers served over more than 20 years of trading, covering everything from individual replacements to complex, multi-stage residential projects.
By manufacturing key product ranges in-house, we maintain direct control over quality, specifications and production efficiency.
All installations are carried out by our own experienced teams, with close attention paid to fit, finish and long-term usability.
We supply and install across the North East, Yorkshire and surrounding areas, offering local knowledge and reliable aftercare.
Over
25000
Projects completed
Over
25
Years of experience
A modern
3000+
Sq foot showroom
Award Winners
5
Years in a row
Learn more about who we are, how we work and what sets us apart.
Discover the heritage, manufacturing and people behind Chatsworth Windows.
We offer a broad range of home improvement services, covering everything from individual replacements through to larger, multi-stage projects.
Replacement windows and glazing systems designed to suit the property, its age and how it is used.
We work across traditional and contemporary styles, with guidance focused on thermal performance, ventilation, proportion and maintenance rather than trend alone. Whether replacing existing windows or changing the overall look of a property, specifications are based on what will work best in practice.
Includes:
Casement, flush, sliding sash, timber alternative, bay and bow, aluminium windows and secondary glazing.
Doors play a key role in security, insulation and how spaces connect inside and out.
We supply and install a wide range of door systems, advising on layout, thresholds, locking systems and everyday usability to ensure the right solution is chosen for the property and how it is used.
Includes:
Composite, uPVC and aluminium doors, French doors, patio doors, bi-fold doors, stable doors and slide and swing systems.
Additional living space should feel like a natural extension of the home rather than a separate addition.
We design and build conservatories, orangeries, home extensions and garage conversions with careful consideration given to structure, roof design, light levels and year-round usability.
The aim is to create spaces that integrate properly with the existing property and can be used comfortably throughout the year.
Includes:
Conservatories, orangeries, home extensions and garage conversions.
Roof systems and roofline components play a critical role in protecting the structure and improving overall performance.
We install replacement conservatory roofs and provide full roofline upgrades, helping improve insulation, longevity and appearance without unnecessary disruption.
Includes:
Solid, glazed, hybrid and smart glass conservatory roofs, along with fascias, soffits and guttering.
