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Business Details
44 Years
experience
Expert Window Door & Conservatory Installations Egham
Established in 1982, The Dewgard Window has built a reputation for excellence in manufacturing and installing windows, doors, and conservatories across Egham, Surrey. Our family-run business combines over three decades of industry expertise with a commitment to quality, serving nearly 7,000 customers through tailored solutions. With long-term employees including multiple generations of the founding families, we prioritise professional craftsmanship and personalised service. Our team, led by experienced surveyor Craig Dewberry and Sales Manager Ken Cooper, offers expert guidance on material selection and design to meet individual property needs.

We specialise in PVCu, aluminium, and hardwood windows alongside composite doors and custom conservatories, ensuring every installation reflects our dedication to durability and aesthetic appeal. This heritage of trust and technical proficiency positions us as a respected local authority in home improvement solutions.
Services
PVCu Windows Aluminium Windows Wooden Windows Composite Doors Conservatories Patio Doors BiFold Doors
Details
  • Year established: 1982
Highlights and features
  • We offer 40+ years combined experience in window and door installations
  • Our family-run business maintains generational craftsmanship standards
  • Personalised design consultations for property-specific solutions
  • Professional installation using premium PVCu, aluminium and hardwood
  • Unconditional guarantee on all door installations
Services
PVCu Windows
Our PVCu windows combine modern insulation technology with low-maintenance durability. Available in multiple styles including casement and sash designs, these energy-efficient windows help reduce heating costs while maintaining traditional aesthetics. Custom colour options ensure seamless integration with any property type.
Aluminium Windows
Slim-profile aluminium windows offer contemporary elegance with exceptional strength. These corrosion-resistant frames allow for larger glass areas while maintaining structural integrity. Ideal for modern properties seeking minimalist design solutions with long-term performance guarantees.
Composite Doors
Engineered composite doors provide superior security and thermal efficiency. Multi-point locking systems meet British safety standards while decorative glass options enhance kerb appeal. Available in various woodgrain finishes to complement traditional or modern property styles.
Conservatories
Tailored conservatory designs create year-round living spaces with maximum natural light. From classic Victorian styles to sleek orangery designs, our custom builds incorporate energy-efficient glazing and insulated roofs. Each installation extends usable home space while enhancing property value.
People
Craig Dewberry
Surveyor
With over 25 years in the industry, Craig provides expert property assessments and product recommendations. His technical knowledge ensures optimal window and door selections for each customer's specific requirements.
Ken Cooper
Sales Manager
Having served the industry since 1979, Ken offers comprehensive guidance on design choices and material specifications. His extensive experience since joining Dewgard in 1985 ensures informed customer consultations.
Questions
What window materials do you offer?
We provide PVCu, aluminium and hardwood windows, each available in multiple styles and finishes to suit different property types and budgets.
Do you install conservatories?
Yes, we create custom conservatories in classic and modern designs, including Victorian, Edwardian and contemporary styles tailored to your space requirements.
Are your doors secure?
Our composite doors feature multi-point locking systems meeting British security standards, with optional reinforced frames for enhanced protection.
Do you offer guarantees?
All door installations come with our unconditional guarantee covering both product performance and installation quality for customer peace of mind.
How long have you operated in Egham?
We've served Egham and surrounding areas since 1982, building relationships with nearly 7,000 local customers through our dedicated team.