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Business Details
21 Years
experience
Your Trusted Home Improvement Specialists in St Austell
Established in 2005 by Paul Yeates, Chris Stone, and Christa Yeates, we began as a family-run window fitting service in Cornwall. Over two decades, we have evolved into one of the regions most respected home improvement specialists, serving thousands of satisfied customers. Our team of installers brings over 30 years of combined experience to every project, blending traditional craftsmanship with cutting-edge technology. We stand by our work with a 10-year guarantee on installations, ensuring lasting clarity and durability for windows through our dedicated glass warranty.

Our hardware coverage and long-term support reflect our commitment to functionality, security, and customer satisfaction. Client testimonials consistently highlight our professionalism, high standards of workmanship, and transformative results. As a local family business, we prioritise clear communication, reliability, and tailored solutions for both residential and commercial properties.
Services
Composite Doors Bi-Folding Doors UPVC Windows Conservatories Balustrading
Details
  • Year established: 2005
Highlights and features
  • We have over 30 years of combined experience in home improvement installations.
  • Our 10-year guarantee ensures long-term peace of mind for all projects.
  • Family-run business with a focus on traditional craftsmanship and modern technology.
  • Consistently praised for professionalism, quality workmanship, and customer service.
  • Serving Cornwall with tailored solutions for residential and commercial properties.
What people say
Very professional Excellent quality Highly recommend First class service Transformed the house
Services
Composite Doors
Our composite doors combine advanced security features with high-quality materials for durability and aesthetic appeal. Designed to enhance home security and insulation, they are ideal for modern and traditional properties. Each installation is backed by a 10-year guarantee.
Bi-Folding Doors
Bi-folding doors create seamless transitions between indoor and outdoor spaces, featuring sleek aluminium frames and expansive glazing. Perfect for residential and commercial properties, they maximise natural light while maintaining thermal efficiency and security.
UPVC Windows
Our UPVC windows offer energy-efficient solutions with low-maintenance frames and double-glazed panes. Designed to improve insulation and reduce noise, they are available in a range of styles to suit both period and contemporary buildings.
Conservatories
We build bespoke conservatories in Victorian, Edwardian, and lean-to styles, using durable materials and advanced glazing techniques. These extensions provide versatile living spaces with year-round comfort and enhanced property value.
Balustrading
Our balustrading installations combine safety with elegant design, offering customisable options for stairs, balconies, and terraces. Crafted from robust materials, they ensure long-term durability and compliance with building regulations.
Questions
What services does St Austell Bay Plastics offer?
We specialise in composite doors, bi-folding doors, UPVC windows, conservatories, and balustrading installations for residential and commercial properties.
Do you provide guarantees for your work?
Yes, we offer a 10-year guarantee on all installations, along with glass and hardware warranties for lasting durability.
How experienced is your team?
Our installers have over 30 years of combined experience in home improvement projects across Cornwall.
Which areas do you serve?
We primarily serve Cornwall, providing tailored solutions for both residential and commercial clients.