Business Details
Energy Efficient Windows, Doors & Conservatories from Crown Window Systems
Established over ten years ago, Crown Window Systems operates from Melton Mowbray in Leicestershire, supplying energy-efficient windows, doors, conservatories and roofline products nationwide. We are proud members of the Double Glazing Network and founding members of the Double Glazing and Conservatory Ombudsman Scheme, demonstrating our commitment to industry standards. Our range includes uPVC casement and sliding sash windows, French and bi-fold doors, and the premium Origin aluminium collection. We also offer SupaLite tiled conservatory roofs and Deponti aluminium verandas to extend living space. Every product is designed to enhance security, thermal performance and aesthetic appeal while reducing maintenance.Our online QuoteBuilder provides instant guide prices, allowing customers to compare options conveniently. We guarantee a reliable service, aiming to respond to all enquiries within twenty-four hours. Competitive pricing never compromises the quality of our British-manufactured products. Customer testimonials highlight our excellent installation standards and high satisfaction levels. As an Appointed Representative of Improveasy Ltd, we offer regulated credit facilities subject to status. We believe quality is a way of life, ensuring every home improvement project delivers lasting value.
Services
uPVC Windows
Sliding Sash Windows
French Doors
Patio Doors
Bi-Fold Doors
Composite Doors
Conservatories
Roofline Products
Aluminium Verandas
Tiled Conservatory Roofs
Highlights and features
- We offer energy efficient windows and doors
- We provide instant online guide prices
- We supply quality products without compromise
- We offer competitive prices nationwide
- We aim to contact you within 24 hours
Associations and certifications
- DGN
- DGCOS
- Financial Conduct Authority
What people say
Highly recommended
Excellent work
Satisfactory installation
Delighted with result
Services
uPVC Windows
Our uPVC windows include casement, sliding sash, and bay styles, each manufactured to exacting British standards for thermal efficiency and security. Available in a wide range of finishes, they enhance property aesthetics while reducing heating costs through superior insulation. Professional installation ensures long-term performance and minimal maintenance for homeowners nationwide.
French Doors
Elegant French doors feature multiple glass panels that flood interiors with natural light and provide seamless garden access. Constructed from high-performance Liniar uPVC or premium aluminium, they incorporate advanced locking systems for peace of mind. Bespoke sizing and colour options allow perfect integration with any architectural style.
Bi-Fold Doors
Origin bi-fold doors transform living spaces with smooth-gliding aluminium panels that concertina to create wide, unobstructed openings. Engineered for exceptional thermal performance and weather resistance, they extend indoor areas into the garden. Custom configurations and a vast colour palette ensure a tailored fit for new builds or renovations.
Conservatories
Our conservatories combine traditional Edwardian, Gable, and Victorian designs with modern uPVC technology for durability and low maintenance. Reinforced structures provide security and acoustic comfort throughout the seasons. Each installation is tailored to the property, creating versatile space for dining, relaxation, or home working.
Tiled Conservatory Roofs
The SupaLite tiled roof system retrofits onto existing frames, converting glass-roofed conservatories into all-year usable rooms. With an impressive 0.18 U-value, it eliminates temperature extremes, reducing energy bills. Tailor-made for each structure, the lightweight tiles offer a choice of finishes to complement the home exterior.
Questions
What areas do you cover?
We supply and install nationwide across the United Kingdom from our Leicestershire base.
Do you offer finance options?
Yes, we provide credit facilities through a panel of lenders, subject to application and status.
What are your opening hours?
Monday to Friday 7:30am to 5:00pm; we are closed on Saturdays and Sundays.
How can I get a quote?
Use our online QuoteBuilder for an instant guide price or contact us directly by phone or email.
Are you accredited?
We are DGN members and founding DGCOS members, plus FCA authorised via Improveasy Ltd.
What products do you supply?
We supply uPVC windows, French, patio and bi-fold doors, conservatories, roofline, verandas and tiled roofs.
