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Trusted uPVC specialists in South Wales

J P Windows & Conservatories Ltd are trusted uPVC specialists based in Pontyclun that supply and install high-quality windows, doors and conservatories across South Wales

FENSA Registered
bsi logo
Compliant with BSI Standards
Supplier of VEKA Products
Over 23 Years’ Experience

Looking for new windows and doors?

We combine design and functionality to transform how your home looks and feels

We are a quality window, door and conservatory company that specialises in residential interior and exterior door and window installations. We also supply and install conservatories and we work with homeowners to establish the right solutions for them when it comes to new uPVC products. We believe in quality products and excellent service, and we have had an impeccable reputation throughout South Wales, for both, for over 23 years! We are the go-to team to satisfy all your window, door and conservatory needs and we ensure you get all the options available to make an informed choice about what will work for your property and your budget. Our comprehensive range of uPVC products not only look stunning but are also manufactured in a way to guarantee exemplary thermal performance and security. Find out more by getting in touch with us today!

uPVC tripled glazed window


A huge range of uPVC windows from trusted, well-known suppliers. We supply sliding windows, bay windows, tilt and turn windows and casement windows.

White window


From simple lean-to porches to Edwardian style and Victorian style conservatories, we work with you to find a solution that fits your space and budget.

open doors to conservatory


Whether you want to open up the space in your home with patio doors and bifold doors or want to check out options for a new front door, we can help!

lack door

Tiled Conservatory Roofs

Suitable for both new and existing conservatories, our tiled roofs are great for improving design and energy efficiency. Find out more today.

conservatory with tiled roof

Some of our projects

white double window
Jp van outside house

A dedicated double-glazing team that puts your vision at the heart of everything we do

Here at J P Windows & Conservatories Ltd, our dedicated team are fully trained to give you the expert advice you need when it comes to updating the windows and doors in your home. Our advice is free, and we provide no-obligation uPVC and double-glazing quotes for homeowners across South Wales. We are dedicated to continually improving our services and we combine the latest innovative products on the market with fast, advanced installation techniques. Our aim is to improve the look and energy efficiency of your home without causing too much disruption during installation. Almost all of our uPVC products come with a standard 10-year guarantee, and we know you’ll love the windows, doors and other products we have on offer. Talk to our team now to find out more!

Request a call back

Interior views of an old English cottage showing decor

Start planning and designing now!

We offer comprehensive services that help you to plan your new windows, doors, or conservatory.

Bi fold doors

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FENSA logo
BS 7412 logo

To ensure replacement windows are fitted to industry standards, the Glass and Glazing Federation & other industry bodies formed FENSA We will provide you with a certificate confirming that your new installation complies with these new regulations.

This standard details the expected performance of uPVC extruded hollow profiles, specifying requirements for raw materials, construction, safety and weather resistance ensuring they meet strict criteria suitable for the intended use.

BS 7413 logo

Covers the corner strength properties of the finished profile after manufacture. It lays down specific requirements for the raw materials, tolerances, colour fastness, impact resistance, appearance and final finish.

BS 7950 logo

This is the improved security performance of casement and tilt and turn windows. The standard details the test methods and criteria which must be met to provide reasonable security against unauthorised forced entry.

certass logo

Contact your local double-glazing and uPVC specialists in Pontyclun now.
Call 01443 230386 or contact us by form.

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