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Business Details
48 Years
experience
Trusted Home Improvement Solutions in Milton Keynes
Established in 1978, we are a trusted name in windows, doors, and conservatories, with decades of experience transforming homes across the Heart of England. Our Milton Keynes showroom showcases a comprehensive range of high-quality products, including uPVC and aluminium windows, composite doors, and bespoke conservatories, all manufactured in-house to ensure precision and durability. We pride ourselves on offering competitive prices directly from the manufacturer, backed by a 10-year guarantee on all products.

Our team of NVQ-qualified surveyors and dedicated service engineers deliver non-pressure sales, friendly service, and exceptional aftercare, supported by our sister company Astraseal's extensive resources. Featured on national TV programmes like Cowboy Builders and Better Homes, we combine big-company expertise with a local, customer-focused approach, ensuring every project meets the highest standards of quality and client satisfaction.
Services
Windows Doors Conservatories Orangeries Double Glazed Windows Composite Doors Bifold Doors Conservatory Roof Replacement uPVC Windows Aluminium Windows
Details
  • Year established: 1978
Highlights and features
  • We offer a 10-year guarantee on all products
  • Our products are manufactured in-house ensuring quality
  • Friendly, reliable service with no pressure sales
  • Competitive prices direct from the manufacturer
  • Brilliant aftercare service
Associations and certifications
  • Secured by Design
What people say
Prompt and efficient Hassle free Professional manner Highly recommended Delighted with results
Services
Windows
We manufacture and install a wide range of windows including double-glazed, triple-glazed, uPVC, and aluminium options. Our products are customisable in style and colour, designed to enhance energy efficiency while complementing your home's aesthetics. Backed by a 10-year guarantee, our windows ensure durability and security for residential properties.
Doors
Our door solutions include composite, bifold, French, and stable doors in uPVC and aluminium materials. Designed for security and style, these doors offer thermal efficiency and seamless integration with existing home features. All installations come with expert fitting and aftercare support to ensure long-term satisfaction.
Conservatories
We create bespoke conservatories in styles such as Victorian, Edwardian, and lean-to, with options for solid or glass roofs. Our designs maximise natural light and space while maintaining year-round comfort. Each project includes precision manufacturing and hassle-free installation tailored to your property's architecture.
Orangeries
Our orangeries combine traditional extension elements with conservatory design, featuring partially glazed roofs and solid pillars for a cosy yet light-filled space. The Livin Room orangery offers a modern alternative with engineered ceiling systems, providing durability and aesthetic appeal comparable to standard extensions.
Conservatory Roof Replacement
We specialise in replacing existing conservatory roofs with high-performance alternatives, including solid insulated roofs and modern glazing systems. This service improves thermal efficiency, reduces noise, and enhances the usability of your conservatory throughout the year, delivered with minimal disruption to your home.
Questions
What areas do Win-Dor serve?
We serve Milton Keynes, Buckinghamshire, Oxfordshire, Bedfordshire, and surrounding villages, providing home improvement solutions tailored to local needs.
Do Win-Dor's products come with guarantees?
All our products include a 10-year guarantee, with orangeries and conservatories offering up to a 25-year warranty for added peace of mind.
Can I finance my home improvements?
Yes, we offer competitive financing options to make premium products more accessible, including flexible payment plans for eligible customers.
Are consultations and surveys free?
We provide free quotations and surveys, with no obligation, ensuring you receive accurate advice tailored to your property's requirements.
How long does installation take?
Installation times vary by project size but typically complete within days, with minimal disruption and efficient, clean workmanship as standard.