Project Doors - The UK’s Trusted Supplier of Aluminium Bifolding Doors

Main Image of a Bifolding Door available at Project Doors

WELCOME TO PROJECT DOORS

BRITISH ALUMINIUM BI-FOLDING DOORS DELIVERED TO YOUR HOME.

Buy Bi-Folding Doors Online from the UK's Trusted Sheerline Bifolding Door Supplier Visit our Collection

We currently supply Sheerline External Bifolding doors to the trade and homeowners direct throughout Mainland England, Scotland and Wales.

Our expert team specialises in door design for the self-build and DIY market, specifying doorsets for garden rooms, outbuildings and home improvement projects.

Become your own project manager: choose your required size and style, select your own colour, and simply source your perfect bi folds online with Project Doors to save time and money vs other retail suppliers.

It's time to elevate your space and visit our full collection to find your perfect bi folding doors.

Bi folding Doors Features & Benefits

Image of a four section aluminium bifolding door in a home

SAFE AND SECURE.

Experience peace of mind and feel safe in your own home with Project Doors.

All of our stylish aluminium bi folds come complete with the PAS24:2016 enhanced security accreditation as standard, which includes laminated safety glazing, 3* upgraded locking including anti snap/bump cylinders.

Complete your project with confidence knowing Project Doors proritise your safety without compromising on style and design.

Image of a Bifolding Door in a cosy living room

THERMALLY EFFICIENT.

Our bi folds combine the aluminium’s clean lines with exceptional thermal performance.

Sheerlines innovative Thermlock® multi-chamber thermal design, hidden away inside each door, helps keep you and your property well insulated against the worst of the UK weather to provide unbeatable thermal performance vs other competitors standard models.

The insulating chamber acts as a thermal break and works in conjunction with our high performance glazing to create class leading performance.

Image of a renovation with aluminium bifold doors

UNRIVALED PERFORMANCE.

High quality, innovative and versatile, Sheerline doors let light flood in to open up interiors.

Our doors seamlessly blend the refined, architectural look with the latest in thermal and security technology, creating a beautifully balanced product.

Experience maximum sunlight and transform your interior with our doors that open up and connect your home and garden like never before, increasing your home's aesthetic and functionality.

Image showing the sightlines and hinges on a Sheerline aluminium bifolding door

BALANCED AESTHETICS.

Giving you bright airy interiors no matter what style or configuration you choose.

Project Doors bifolds can help soften boundaries, creating an increased sense of space and a seamless transition between your garden and the inside of your home so you can enjoy the outdoors in comfort.

Slim, equal 138mm sash-to-sash sightlines ensure light bathes your interiors, even when your doors are closed.

BRITISH BY HEART.

An integrated approach to the highest quality materials & precision manufacturing.

Our locally sourced Welsh aluminium is manufactured in a state-of-the-art, solar-powered factory in the East of England.

Our team and suppliers have worked tirelessly to maintain consistent quality across our entire range, giving us a clear edge over other brands in terms of service and reliability. Choose Project Doors for unbeatable quality, sustainability, and aftercare.