Business Details
35 Years
experience
Your Trusted Home Improvement Partner in Oxford
Established in 1991, Andy Glass Windows has become one of Oxfordshire's premier double glazing companies. Our team of directly employed, highly skilled installers has served homeowners, builders, and property developers for over three decades, delivering high-quality windows, doors, conservatories, and extensions. We specialise in enhancing both aesthetics and energy efficiency through uPVC, aluminium, and timber-effect products tailored to individual home requirements. Our comprehensive service spans from initial consultation to aftercare, including free no-obligation quotes and a 10-year manufacturer's guarantee on white uPVC and aluminium frames. Fully accredited by FENSA and the Consumer Protection Association, we provide insurance-backed guarantees and maintain rigorous standards through direct staff training and quality control.With showrooms in Kennington, we serve Oxford, Abingdon, Bicester, Witney, Chipping Norton, Didcot, and surrounding areas. Our commitment to sustainability includes recycling old uPVC windows and offering energy-efficient solutions that reduce carbon emissions. We combine technical expertise with customer care, ensuring professional installations and post-service support, including free maintenance tips and service calls under guarantee. This dedication to quality, transparency, and environmental responsibility has established us as a trusted name in home improvements across Oxfordshire.
Services
Double Glazing
Conservatories
Composite Doors
Aluminium Windows
Home Extensions
Tiled Conservatories
Flat Rooflights
Secondary Glazing
Replacement Units
Energy Efficiency Solutions
Details
- Year established: 1991
Highlights and features
- We directly employ all our staff for consistent quality control
- Offering free, no-obligation quotes with no pushy salespeople
- 10-year manufacturer's guarantee on white uPVC and aluminium frames
- Fully accredited by FENSA and Consumer Protection Association
- Comprehensive recycling program for old uPVC windows
Associations and certifications
- FENSA
- Consumer Protection Association
What people say
Excellent craftsmanship
Professional installers
10-year guarantee
Energy savings achieved
Great showroom experience
Services
Double Glazing
Our double glazing solutions combine advanced thermal efficiency with enhanced security features. Using cutting-edge uPVC and aluminium materials, we deliver windows and doors that reduce energy bills while maintaining aesthetic appeal. Each installation includes a 10-year manufacturer's guarantee for white frames and 5-year coverage for coloured options, with all products meeting current Building Regulations standards.
Conservatories
We create bespoke conservatories ranging from traditional designs to modern glass-roofed garden rooms. Our installations include WARMroof insulated tile options for year-round usability. The complete design and build service covers planning permission, structural work, and integration with existing property features, ensuring seamless extensions that add both space and value to your home.
Composite Doors
Our composite doors feature reinforced cores and advanced locking systems for maximum security. Available in various finishes and colours, these doors combine durability with thermal efficiency. All installations include a 10-year insurance-backed guarantee through the Consumer Protection Association, with options for custom hardware and decorative glass panels.
Home Extensions
From single-storey extensions to garage conversions, we offer full-service home expansion solutions. Our team manages planning applications, structural work, and utility integration. Using high-performance windows and doors from our product range, we create functional spaces that meet building regulations while maintaining architectural harmony with your existing property.
Aluminium Windows
Slimline aluminium windows provide exceptional strength with minimal visual impact. These low-maintenance frames offer superior thermal performance through advanced insulation technology. Available in multiple finishes, our aluminium windows comply with rigorous security standards while maintaining sleek aesthetics suitable for both modern and traditional properties.
People
Andy Glass
Founder
With over 30 years in the double glazing industry, Andy established the company in 1991. He oversees operations while maintaining focus on quality standards. His leadership has grown the business from a small team to Oxfordshire's leading installation company, ensuring continued commitment to customer satisfaction and technical excellence.
Questions
Do you offer guarantees on installations?
Yes, we provide a 10-year manufacturer's guarantee on white uPVC/aluminium frames and insurance-backed coverage through the Consumer Protection Association.
Can I see products before purchasing?
Our Kennington showroom displays full product ranges with appointments available six days a week for hands-on inspections.
Do you handle planning permissions?
Yes, we manage all planning applications and building regulation compliance for extension projects as part of our full-service package.
Are your installers directly employed?
All our installation teams are directly employed with no subcontractors used, ensuring consistent quality control across all projects.
Do you recycle old windows?
Yes, we operate a comprehensive recycling program for all replaced uPVC windows as part of our environmental commitment.
What areas do you cover?
We serve Oxfordshire including Oxford, Abingdon, Bicester, Witney, Chipping Norton, Didcot, and surrounding regions within a 30-mile radius.
