Transform Your Home with Our Bespoke Window and Door Solutions
At SCI Windows, we pride ourselves on being one of the leading independent window suppliers and installers in Surrey and South West London. With over 30 years of experience, we have built a reputation for providing high-quality, bespoke double glazed uPVC, aluminium, sliding sash windows and energy-rated windows that meet the highest standards of quality, innovation, and customer care.
Our Services
We offer a comprehensive range of services, including the supply and installation of top-quality replacement windows and doors, including PVCu windows, aluminium windows, sliding sash windows, composite doors, French doors, bi-fold doors, patio doors, and back doors. Our team of experienced consultants will work closely with you to understand your requirements and provide bespoke solutions that meet your specific needs.
Windows
Our comprehensive range of windows offers a selection of different profiles, designs, and colours to suit your home. Our standard PVCu windows are A energy rated, and we also offer A+ rated windows for increased energy efficiency. Our windows are designed to provide warmth, comfort, and security to your home, increasing its value and saving energy. We also offer aluminium windows, sliding sash windows, and secondary double glazing systems that are virtually invisible from the outside and offer good sound reduction, heat insulation, and enhanced security.
Doors
Our door range includes composite doors, French doors, bi-fold doors, patio doors, and back doors, all designed to provide security, warmth, and style to your home. Our doors are made from high-quality materials and are designed to meet the highest standards of security and energy efficiency.
Quality and Customer Care
At SCI Windows, we are committed to quality and customer care. We have a team of experienced consultants who will work closely with you to understand your requirements and provide bespoke solutions that meet your specific needs. Our customers appreciate our no-pressure, no-hassle approach, and our commitment to service long after the installation has been completed. We are proud to have over 10,000 satisfied customers, and we would be delighted to add you to our list of happy customers.
Get in Touch
If you are looking for high-quality replacement windows and doors that meet the highest standards of quality, innovation, and customer care, then look no further than SCI Windows. Contact us today to arrange a home visit from one of our experienced consultants, and let us help you transform your home with our bespoke window and door solutions.
Company Performance and Quality of Work
The reviews indicate that SCI Windows has a strong reputation for delivering high-quality products and services. Many customers praised the company's professionalism, efficient workmanship, and attention to detail.
Customer Service and Communication
Customers appreciated the excellent customer service provided by SCI Windows, with many reviewers commenting on the helpfulness and politeness of the staff. Adam Tully, in particular, was mentioned as being incredibly helpful and going above and beyond.
Fitting and Installation
The installation process was deemed efficient and professional, with fitters being friendly, courteous, and tidy. Customers were pleased with the end result, with many mentioning that the windows looked fantastic.
Positive Experiences
Multiple reviewers reported having a seamless and stress-free experience with SCI Windows, with some mentioning that they would highly recommend the company and use them again in the future.
Negative Experiences
However, one reviewer had a negative experience, citing unprofessionalism, manufacturing errors, and poor customer service. This review stands out as an anomaly amidst the overwhelmingly positive reviews.

Be the first to review SCI Products.
Write a Review