Rockdoor has manufactured high quality composite doors for over 20 years, constantly striving to be at the forefront of the market for energy efficiency and total security. A culmination of design, development and constant innovation has kept over 1 million families safe and secure in their homes.

Rockdoor is the composite door of choice, exclusively available through GAP Ltd.

 The Original Composite Door

The Original Composite Door

‘Composite Door’ is a term that is widely used when describing an entrance door. Referring to a door that is made up of a mixture of high quality materials, Rockdoor has been the driving force in the composite door market for many years. With the widest range of A rated doors available, a Rockdoor is the obvious choice for those looking to combine thermal efficiency, style and security.

Safety and Security

At Rockdoor, we pride ourselves on the quality of the composite doors we manufacture. Our Rockdoors feature Aluminium Reinforcement, S Glaze technology, multi point hook locks and a 3 star cylinder, making it the most secure security configuration available.

Unless you have the key, you will not get through a Rockdoor - making it the safest composite door on the market.

 Rockdoor Key

 Front Doors, Back Doors, Stable Doors & French Doors

At Rockdoor, we believe that homeowners should have it all – style, security and thermal efficiency! For that reason we offer front doors, back doors, french doors and stable doors in a range of different styles and 14 colours, so homeowners can find a door that suits the style and needs of their home.   

Rockdoor Composite Door

Accreditations & Guarantees

Rockdoor boasts many accreditations including BFRC, BSI, ISO 9001, ISO 14001, CE and ‘Secured by Design’, a police backed initiative that combines the principles of stopping crime with physical security. Rockdoor has a comprehensive 10 year guarantee. For more information, visit Rockdoors Guarantee.


For more information, download the latest Rockdoor brochure and view the entire range of secure and stylish doors we have available. For some inspiration head to to see our entire range of colours, styles and glass designs on real life homes.

Need technical advice? Download the Rockdoor Technical Manual for a wealth of technical information, including size limitations and thresholds