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Business Details
49 Years
experience
Trusted uPVC Sash Window Manufacturer in Olney
Established in 1977, Roseview Windows has pioneered the manufacturing of uPVC sash windows in the UK. As the first company in the country to specialise in this niche, we have cultivated over 44 years of expertise, blending traditional aesthetics with modern performance. Our Rose Collection, comprising the Ultimate Rose, Heritage Rose, and Charisma Rose, redefines timber authenticity through innovative features like seamless run-through horns and mechanical joints.

We prioritise energy efficiency, security, and noise reduction, offering A-rated windows compliant with Secured by Design, PAS 24, and Part Q standards. Our commitment to quality is underscored by industry accolades, including the G13 New Product of the Year award and the 2024 Build It Award for Best Sash Window. Based in Olney, Buckinghamshire, we serve trade and commercial clients nationwide, supported by a dedicated training centre for installer excellence.
Services
uPVC Sash Windows Secondary Glazing Energy-Efficient Windows Heritage Window Replacements Custom Window Design
Details
  • Year established: 1977
Highlights and features
  • We have over 44 years of experience in manufacturing uPVC sash windows.
  • We pioneered seamless run-through horns and mechanical joint technology.
  • Our windows are A-rated for energy efficiency and Secured by Design compliant.
  • We offer bespoke solutions for heritage and modern properties.
  • We won the 2024 Build It Award for Best Sash Window.
Associations and certifications
  • Secured by Design
  • PAS 24
  • Part Q
Services
uPVC Sash Windows
Our uPVC sash windows replicate timber aesthetics with modern performance. Features include seamless run-through horns, mechanical joints, and A-rated energy efficiency. Ideal for heritage and contemporary properties, they offer noise reduction and low maintenance. Available in multiple finishes and configurations.
Secondary Glazing
Incarnation secondary glazing enhances thermal and acoustic insulation for listed buildings. Customisable with RAL colours, acoustic glass, and slim profiles, it preserves original windows while improving efficiency. Suitable for residential and commercial projects.
Energy-Efficient Windows
A-rated windows reduce heat loss and noise pollution. Constructed with 28mm insulated glass units and thermally efficient profiles, they meet modern energy standards without compromising on style or security.
Heritage Window Replacements
Designed for conservation areas, these windows replicate traditional timber styles with uPVC durability. Features include deep bottom rails, astragal bars, and Secured by Design compliance, ensuring authenticity and security.
Custom Window Design
Tailored solutions for unique projects, including arched windows, bespoke astragal patterns, and colour-matched finishes. We support custom configurations to meet architectural and aesthetic requirements.
Questions
What makes Roseview Windows' sash windows unique?
Our sash windows combine authentic timber aesthetics with modern uPVC performance, featuring seamless run-through horns and mechanical joints for unparalleled authenticity.
Are Roseview Windows energy efficient?
Yes, all our windows are A-rated for energy efficiency, reducing heat loss and lowering heating bills.
Can I customise my Roseview Windows products?
We offer bespoke options including colours, finishes, astragal bars, and sash horn designs to suit individual projects.
Do Roseview Windows comply with security standards?
Our windows meet Secured by Design, PAS 24, and Part Q standards for enhanced security.
Are Roseview Windows suitable for listed buildings?
Yes, our Incarnation secondary glazing provides energy efficiency without altering original windows, ideal for heritage properties.
How do I find a Roseview Windows installer?
Use our online tool to locate a certified trade partner by entering your postcode.
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Reviews (5)
Honey House
Nov 15, 2021 Report
I renovated my edwardian house last year and changed the original timber windows to the ultimate rose uPVC sash windows by roseview windows and couldn't be happier with them. Would definitely recommend roseview!
Caroline De Frates
Nov 13, 2021 Report
Amazing company, great customer service, extremely helpful and the installation team were the nicest set of lads. Our finished windows are simply stunning. Highly recommend!
Mihai Caraman
Oct 03, 2021 Report
Hi, you have a very bad driver. Do not look at traffic signs and don't use turn signals. When I pointed out his mistake to him, he began to swear.
Cameron Hills
Jul 07, 2020 Report
12 years ago Roseview installed brilliant Heritage Rose sliding sash double glazing which has performed very well indeed. Today they supplied some replacement seal gaskets which my tenant had damaged. They did not even charge me for the courier delivery, and they were very friendly and helpful on the phone. The real test of a company is how well they support their products in the long term, this is as good as it gets. Thank you Roseview, well done.
Darren Watson
Jul 04, 2020 Report
Worked as a driver nice friendly people.. I would recommend them getting larger vehicles as vans are to small also money isnt great... apart from that I would recommend.