French Door

Our Warmcore Aluminium french door are the perfect addition to any modern home. The sleek aluminium finish is available in four industry leading colours.

  • 10 year product guarantee
  • 5 year installation guarantee
  • 4 colours available on either side
French Door

WarmCore French Door

Available in Pure White,  Heritage Cream,  Anthracite Grey,  Jet Black,  with your choice of hardware and glass





12 months interest free credit available Read more

Design & Buy Online  

Reviewed as Excellent by our customers

Fantastic Service

"I do not as a rule review my customer experience, however on this occasion I found the service provided to be excellent from start to finish!"

View all reviews  >

Versatile frame options

With the ability to choose from matching internal and external colours, Warmcore gives you the versatility to blend your new doors and windows into your home, creating the impact your require.


A stunning finishing touch

Taste is personal, but quality is universal. Our hardware has the highest quality precision engineered finish, designed in the UK for the British Market. All you need to worry about is which colour you prefer!


Standard Glass
28mm Toughened

A neutral tinted glass ideally suited for any WarmCore door. Using standard 28mm double glazing the WarmCore folding sliding door achieves a U-value of 1.5 W/m2K.

Celsius Glass
28mm Toughened

Celsius Clear insulated glass is available as an optional upgrade on WarmCore folding sliding doors. This unique high performance glass offers the ultimate in thermal control.

Triple Glazed
44mm Toughened

Robustly designed to take the weight of triple glazed units as standard, choose this option for the ultimate thermal performance - 75% better than standard double glazed doors.

Secure by design glass
28mm Laminated

For added peace of mind choose the optional laminate glass upgrade – giving WarmCore doors Secured by Design accreditation - the official UK Police initiative.

Design your Perfect WarmCore Door Online

In just a few easy steps you can create your perfect WarmCore door and request your free quote.

Design your WarmCore