About Us


Rockdoor Limited manufacture unique high security composite doors, stable doors and french doors to individual specifications, in a highly automated production plant in Lancashire.
Composite Doors
Established in 1996, Rockdoor has been instrumental in the development of the ‘composite door’ and has carved out an enviable reputation as the leading name in the industry, often asked for by name!
Unique in both design and construction, the Rockdoor composite door includes extremely high standards of security achieving multiple accreditations such as PAS 23 & PAS 24 as well as Secured by Design, a Police backed initiative.
With unparalleled confidence in our product, we are pleased to offer a full 10 year guarantee on performance, discoloration and delamination. Operating nationwide Rockdoor has been achieving high standards for almost a decade, through a blend of high performance doors, continual product development and a dedicated customer service department unique to Rockdoor.
Entrance Doors
Rockdoor manufactures a wide variety of Front Doors, Back Doors, Stable Doors and French Doors designed to suit many types of property. By choosing Rockdoor, you are not only guaranteed the most secure composite door on the market, you are also guaranteed that it will be one of the best looking doors too!
Stable Doors
Rockdoor uPVC Stable Doors are regarded by many in the industry as the best possible stable door for homes in the UK. We have manufactured Stable Doors for over a decade now, providing many homeowners Stable Doors that blend convenience, style and security.
French Doors
Rockdoor French Doors are what the industry has been waiting for – an innovative solution that combines the style that French Doors can offer, with security that can only usually be achievable with single leaf doors - until Now that is! Rockdoor French Doors are Secured by Design and PAS 23 & 24 accredited.
Group of Companies
Rockdoor is a wholly owned subsidiary of GAP, the UK's leading Home Improvement Stockist, operating from an extensive warehouse network across the UK.
Other GAP subsidiaries include Homeline, one of the largest manufacturers of environmentally freindly BBA aproved Rooflines, Cladding and Window Trims. Homesmart, the ECO brand of GAP, supplies Solar Electirc & Solar Hot Water Panels.