Business Details
39 Years
experience
Emergency
services
Trusted PVCu Windows and Doors in Sully
Welsh Window Systems is a family-run business established in 1987, dedicated to delivering high-quality PVCu windows, doors, and glazing solutions. With over 35 years of experience, we specialize in both residential and commercial installations, including bespoke secondary glazing, conservatories, and composite doors. Our expertise extends to repairing all types of windows and doors, serving clients across South Wales, including council buildings, educational institutions, and Cardiff Wales International Airport. We pride ourselves on using quality products, skilled personnel, and adhering to rigorous safety standards, ensuring installations meet BS 5713 and BS 6206 regulations.Our commitment to excellence is underscored by a 10-year Lloyds-backed warranty, administered by the GGF, and a reputation built on repeat business and recommendations. As a Which? Trusted Trader, we emphasize transparency, customer respect, and continuous improvement, treating every project with professionalism and care. Our teams technical proficiency and dedication to resolving complex challenges, such as sealed unit failures and commercial repairs, have solidified our position as South Wales longest-established uPVC window and door fitters.
Services
PVCu Windows
Composite Doors
Conservatories
Window Repairs
Commercial Glazing
Secondary Glazing
Double Glazed Units
Door Installations
Glass Supply
Conservatory Roof Upgrades
Details
- Year established: 1987
Highlights and features
- We have over 35 years of experience in uPVC window and door installations.
- Our company is a Which? Trusted Trader with a proven track record.
- We offer a 10-year Lloyds-backed warranty on all PVCu installations.
- Specialists in commercial window repairs for airports and educational institutions.
- We provide both supply and installation services for domestic and trade customers.
Associations and certifications
- Which? Trusted Trader
- GGF
What people say
Fast, friendly service
Very professional
High standards
No fuss, no mess
Highly recommended
Services
PVCu Windows
We supply and install durable, energy-efficient PVCu windows tailored to traditional and modern properties. Our windows meet BS 5713 standards and come with a 10-year Lloyds-backed warranty. Each installation includes drainage checks and new packers for long-term performance.
Composite Doors
Our composite doors combine security and aesthetics, featuring MUL-T-LOCK cylinders as standard. They are designed to withstand wear and comply with safety regulations, offering enhanced insulation and a 10-year warranty for peace of mind.
Commercial Glazing
We specialize in commercial window repairs for airports, schools, and offices, using specialized safety procedures. Recent projects include Cardiff Wales International Airport and the Royal Mint, ensuring minimal disruption and compliance with industry standards.
Double Glazed Units
We replace failed double-glazed units with BS 6206-compliant units, including decorative and self-cleaning glass options. Our process ensures proper drainage and sealing, extending the lifespan of your windows without additional charges.
Secondary Glazing
Our bespoke secondary glazing solutions improve thermal efficiency and reduce noise, ideal for historic properties. Installed with minimal disruption, they complement existing windows while meeting modern energy standards.
People
Stephen Fifield
Director
Stephen co-founded Welsh Window Systems in 1987, bringing over 35 years of expertise in PVCu installations and commercial glazing projects.
Richard Thomas
Director
Richard has led the companys expansion into commercial contracts, ensuring adherence to health and safety standards for large-scale projects like Cardiff Airport.
Questions
What areas do you serve?
We cover South Wales, including Cardiff, Barry, Bridgend, Porthcawl, and Mid Wales for residential and commercial glazing services.
Do you offer emergency repairs?
Yes, we provide urgent repairs for broken glass or faulty windows and doors, with rapid response times for critical situations.
What warranties are provided?
All PVCu installations come with a 10-year Lloyds-backed warranty, including components and workmanship, administered by the GGF.
Are you a certified company?
We are a Which? Trusted Trader and adhere to BS 5713 and BS 6206 standards for window and door installations.
How experienced are you in commercial projects?
We have over 35 years of experience, including contracts for Cardiff Wales International Airport, educational institutions, and council buildings.
