Trade Composite Doors


Trade Composite Door Suppliers

Composite doors now rival uPVC entrance doors in terms of popularity. Homeowners across the UK are choosing composite doors for their superb performance and attractive appearance. At Alex Trade Frames, we supply a selection of composite doors from three of the UK’s leading composite door manufacturers. If you’re a glazing installer working in the north west of England, we can supply you with a range of composite doors to add to your product portfolio.

Discover more about our premium products by contacting us online or calling us on 0161 482 2323.

Grey Residor Composite Door


Residor composite doors feature a GRP skin with insulating foam core. They provide outstanding levels of thermal performance and superb security credentials. Available in a wide range of styles and colours, there’s a Residor for every installation whether traditional or contemporary.

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Rockdoor composite doors in a selection of styles


Rockdoor composites incorporate an aluminium reinforced core into their design. With over 25 styles to choose from and great colour and hardware customisation capacity, Rockdoor composite doors are a stylish addition to any installer’s product list.

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Blue Solidor Composite Door


Solidor composite doors are industry renowned for their superior construction. Their 48mm solid timber core provides both insulation and security for a warmer, safer property interior. With a plethora of styles to choose from, it’s no wonder that Solidor are one of the UK’s most popular composite doors.

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High performing composite doors from Alex Trade Frames

At Alex Trade Frames, we are dedicated to supplying only the best trade composite doors. We have excellent professional relationships with our composite door manufacturers enabling us to offer trade customers a reliable supply of the UK’s best composite doors. When you choose composite doors from Alex Trade Frames you can offer your customers a warmer, safer home with an enhanced appearance and added value to its market price.

A selection of Rockdoor composite doors
white residor composite door

Outstanding professionalism and customer service

Every Alex Trade Frames customer is an important part of our business. We want to retain existing customers and invite new ones to try out our excellent trade composite door supply service. With Alex Trade Frames as your composite door supplier, you gain access to decades of industry experience and a plethora of high performing products. When it comes to composite doors, our extensive range contains all you could ever need from a composite door supplier.

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  • Areas we serve

    With such an outstanding range of improvement products on offer, we want them to be available to as many trusted traders as possible. That’s why we cover a 30-mile radius from our factory HQ in Stockport, making our next day frame delivery service accessible across Cheshire and the North West.

    Alexander Trade Frames guarantees a 5-day turnaround on all orders made from within this area, including Manchester, Macclesfield, Warrington, Rochdale, Bolton and Oldham.

  • Showroom Info

    • Frame Recycling
    • Located in Stockport
    • Sales Support
    • Helpful Team
    • Free Skip
    • Tea & Coffee

Technical Help

Take advantage of our technical support in the form of specification details and installation guides, and make sure every one of your installations can be performed just as swiftly and accurately as the last.

  • Conservatory Planning Permission & Regulations
  • FAQs
  • FENSA Regulations for Replacing Windows & Doors
  • How to Adjust a Door
  • How to Measure and Fit Bifold Doors
  • How to Measure and Fit Windows & Doors
  • How to Toe and Heel Windows & Doors

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