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avantal south wales


avantal sirius


To create an understated entrance that exudes sophistication, choose the Sirius design along with our range of Stainless Steel premium hardware accessories to elevate your style and complete the look. 

Avantal Aluminium Style Composite Doors

The Avantal Range

Our initial range of 5 contemporary designs echo the most popular styles demanded by consumers to deliver an ultra-modern aesthetic. Click on a door to learn more about it.

Avantal Antares by Endurance Doors
Avantal Vega by Endurance Doors
Avantal Rigel by Endurance Doors
Avantal Sirius by Endurance Doors
Avantal Celeste by Endurance Doors
vale glazing composite doors
Premium Finish


The heat reflective foiled door leaf, frame and glazing cassette of the Avantal design combine to deliver a perfectly colour matched door set. A premium aesthetic which is both robust and scratch resistant.

Avantal Colours

Our range of Avantal colours have been carefully selected to mirror finishes commonly used to elevate homes and achieve an upmarket, contemporary look.

* is not available as a frame or cassette

Black Ulti-Mat

Black Ulti-Mat

Anthracite Grey

Anthracite Grey

Signal Grey

Signal Grey



Rustic Cherry

Rustic Cherry

Crystal White

Crystal White

avantal aluminium style composite doors
Finishing Touches


Hardware accessories are the part of the door we touch and use the most, and can be a real indicator of overall quality. Our range of  perfectly suited stainless-steel hardware accessories have been engineered to deliver a solid, robust and quality look and feel. 


What's more, our Premium Range of Hardware comes with a lifetime guarantee for both function and finish.


Design your Avantal door today. To request more information about the new Avantal range of smooth finish aluminium style composite doors from Endurance Doors, send an email to your local, multi-award-winning experts and Trusted, Approved & Preferred Endurance Doors Installer Partners for Cardiff and the Vale of Glamorgan - Composite Doors Cardiff Limited!

What our customers say
solid core

Simon, Penarth

The customer service & communication from Composite Doors Cardiff has been first class. Great advice, support with the purchase of an Endurance composite door, with Rob always going that extra mile. Many thanks!

endurance composite doors

Jo & Alex, Abertillery

Would recommend Composite doors Cardiff. Brilliant service! Rob knows exactly what he's talking about and is very professional. My house looks stunning thanks to my new Windows and Composite door. Thanks once again. We are 100% satisfied customers!

timber core

Chris, Caerphilly

Rob was helpful from the start always there for any questions I had. 
I work with multiple pvc manufacturers as I own and run a property improvement company and Cardiff composites service was professional with a quality product will definitely be using them again.

Would you like to see some brochures?
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