Business Details
29 Years
experience
Your Trusted Partner for Windows & Doors in Oxfordshire
Established in 1997, Isis Windows has been a trusted provider of high-quality windows and doors across Oxfordshire and surrounding counties for over 25 years. Our team of experienced professionals combines industry expertise with a commitment to exceptional customer service, delivering tailored solutions that enhance both the aesthetics and functionality of residential properties. As a FENSA-accredited supplier, we adhere to rigorous building regulation standards, offering a comprehensive 10-year guarantee on all products to ensure long-term satisfaction. Our dedication to sustainability is demonstrated through our partnership with Eurocell Recycle, enabling us to responsibly recycle all old uPVC windows removed during installations. With a focus on energy efficiency, security, and modern design, we provide a diverse range of products including casement windows, sash windows, composite doors, and bi-fold doors, all installed with minimal disruption to your daily life.Our reputation for reliability and quality has been built through years of positive customer experiences, with many clients choosing us based on personal recommendations from satisfied homeowners. We pride ourselves on offering transparent, no-obligation quotes and maintaining open communication throughout every project, ensuring our clients feel confident in their investment. From initial consultation to final installation, our approach prioritises craftsmanship, durability, and the unique needs of each property we serve.
Services
uPVC Windows
Sash Windows
Composite Doors
Bi-Fold Doors
Sliding Doors
Timber Effect Windows
French Windows
Flush Sash Windows
Energy Efficient Windows
Security Doors
Details
- Year established: 1997
Highlights and features
- We have over 25 years of experience in window and door installations.
- Our team is FENSA-accredited for compliance with building regulations.
- We offer a 10-year guarantee on all products for complete peace of mind.
- Our eco-friendly practices include free uPVC window recycling.
- We provide expert, no-obligation advice with minimal disruption to your home.
Associations and certifications
- FENSA
What people say
Efficient service
Friendly manner
Excellent service
Quality product
Neat work
Services
uPVC Windows
Our uPVC windows combine energy efficiency with modern design, available in multiple styles and colours to suit any property. They provide excellent insulation, reduce noise pollution, and require minimal maintenance. Each installation is completed by experienced fitters who ensure a seamless finish that enhances your home's comfort and value.
Composite Doors
Composite doors offer superior security and insulation, featuring durable materials that withstand weather extremes. Available in various designs, they enhance your home's entrance with long-lasting performance. Our expert installers ensure precise fitting that complements your property's aesthetic while improving energy efficiency.
Sash Windows
Sash windows are ideal for period properties, preserving historical character while incorporating modern energy-saving features. Our range includes flush sash options for conservation areas, combining classic elegance with enhanced functionality. Each installation is handled with care to maintain structural integrity and visual appeal.
Bi-Fold Doors
Bi-fold doors create seamless indoor-outdoor living spaces with sleek aluminium frames and expansive glass panels. They maximise natural light and add contemporary style to any home. Our team ensures precise installation that enhances security and thermal performance while maintaining aesthetic continuity with your property.
Window Recycling
We offer free uPVC window recycling through our partnership with Eurocell Recycle, diverting waste from landfills. This service is included at no extra cost with every window replacement. Our commitment to sustainability ensures your home improvements align with environmental best practices without compromising quality.
Questions
Do you offer a guarantee on your products?
Yes, all our windows and doors come with a 10-year guarantee for complete peace of mind.
Are your installers FENSA-certified?
Yes, we are a FENSA-accredited supplier, ensuring compliance with building regulations and industry standards.
Can you help with windows for period properties?
We specialise in sash and flush sash windows ideal for conservation areas and listed buildings.
Do you recycle old uPVC windows?
Yes, we provide free uPVC window recycling through our partnership with Eurocell Recycle.
What areas do you serve?
We operate across Oxfordshire, including Witney, Headington, and Abingdon, with surrounding counties covered.
Can I get a quote without a home visit?
Yes, send photos of your property for a free, no-obligation quote and 10% discount if you proceed.
Reviews (1)
L. A.
Sep 23, 2018
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Isis windows were competent, friendly and professional from start to finish, they replaced all the windows and doors in the house (10 in total) and every unit was of good quality and manufacturer and fitted to a very good standard. I would very much recommend this company for anyone considering double glazing.
