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Business Details
50+ Years
experience
Your Trusted Windows & Doors Experts in Surrey & South London
Established in 1963, Elwyns Windows has built a reputation as a trusted provider of premium windows, doors, and home improvement solutions across Surrey and South London. Our team of dedicated professionals brings decades of combined experience, with some members serving the company for over 20 years. We specialise in crafting bespoke double-glazed windows, traditional and contemporary doors, and custom-designed conservatories that enhance both the aesthetics and functionality of residential properties. Our commitment to quality is evident in our use of advanced materials, including energy-rated windows and durable timber alternatives, ensuring long-lasting performance and energy efficiency.

Customer satisfaction remains our priority, as demonstrated by our 0% finance options, comprehensive guarantees, and a proven track record of delivering projects on time and to exacting standards. Our testimonials highlight our polite, skilled installers who prioritise minimal disruption while maintaining exceptional craftsmanship. With showrooms in Carshalton, Woldingham, and Dulwich, we combine local expertise with industry-leading products to transform homes across the region.
Services
Windows Doors Conservatories Canopies Roofline Products Secondary Glazing Energy Rated Windows
Details
  • Year established: 1963
Highlights and features
  • 60+ years of trusted craftsmanship in Surrey and South London
  • 0% finance options available for home improvement projects
  • Award-winning team with decades of industry experience
  • Comprehensive guarantees on all products and installations
  • Polite, skilled installers with consistently positive customer feedback
What people say
Excellent workmanship Polite installers Completed ahead of schedule No hidden fees Local business expertise
Services
Windows
We offer a comprehensive range of traditional and contemporary windows, including balanced weights, spring-balanced, and energy-rated designs. Our products combine aesthetic appeal with thermal efficiency, reducing energy bills while maintaining property character. All installations are performed by experienced fitters who ensure minimal disruption and precise fitting for both new builds and heritage properties.
Doors
Our door portfolio includes traditional, composite, French, bi-folding, and patio doors crafted to enhance security and style. Each installation incorporates advanced locking systems and energy-efficient glazing. Our team provides expert advice on design choices, ensuring seamless integration with your property's architecture while delivering superior durability and insulation performance.
Conservatories
We design and install custom conservatories and orangeries that extend living spaces while complementing architectural styles. Our structures use thermally efficient materials with optional integrated blinds and ventilation systems. The team handles all aspects from foundations to glazing, ensuring year-round usability and compliance with building regulations across Surrey and London properties.
Canopies
Our bespoke canopy installations provide weather protection for doorways and entrances. Constructed from durable materials with optional lighting features, these structures enhance property aesthetics while improving accessibility. The experienced fitting teams ensure secure mounting and precise alignment with existing architecture for both residential and commercial applications.
Roofline Products
We supply and install maintenance-free roofline components including fascias, soffits, and guttering systems. Our uPVC solutions resist weathering and discolouration, improving both appearance and energy efficiency. The installation process includes precise measurements and secure fitting to prevent water ingress while enhancing the overall exterior presentation of residential properties.
People
George Blanks
Founder
Established Elwyns Windows in 1963, building a legacy of craftsmanship. His vision for quality service continues to shape the company's approach to customer satisfaction and product excellence across Surrey and London.
Chris Blanks
Managing Director
Second-generation leader with deep industry knowledge. Oversees operations while maintaining family commitment to quality. Brings modern management practices to sustain the company's reputation for reliable, high-standard installations.
Barry Chadwick
Director
Key decision-maker with extensive technical expertise. Ensures all projects meet exacting standards while maintaining the company's founding principles of customer care and craftsmanship in every installation.
Nicky Hall
Operations Director
Manages day-to-day operations with focus on efficiency. Coordinates teams to maintain timely delivery without compromising quality, ensuring smooth project execution from consultation to completion across multiple locations.
Robert Wadeson
Installation Manager
Leads installation teams with emphasis on precision and customer care. Ensures all fitters maintain high standards while delivering minimal disruption during projects, reflecting the company's commitment to professional service.
Questions
What types of windows do you offer?
We provide traditional sash windows with balanced weights, spring-balanced options, contemporary designs, and energy-rated windows using uPVC and timber alternatives for various property styles.
Do you offer financing options?
Yes, we provide 0% finance availability for eligible customers to make home improvements more accessible while maintaining our quality standards and service commitments.
Are your installers qualified professionals?
All our installers undergo rigorous training with many team members having over a decade of experience, ensuring precise fitting and adherence to safety regulations during every project.
What areas do you serve?
We primarily serve Surrey and South London, with showrooms in Carshalton, Woldingham, and Dulwich, supporting both residential and commercial clients across these regions.
Do you offer guarantees on your work?
Yes, we provide comprehensive guarantees covering both products and installations, reflecting our confidence in the quality of materials and workmanship we deliver to customers.
Can you help with conservatory installations?
We design and install custom conservatories and orangeries using thermally efficient materials, ensuring year-round usability while complementing your property's architectural style.