alutech bf73 bifold doors open over a lawn

Alutech BF73

Perfect for renovation projects, new build openings and with impressive features and specifications, Alutech BF73 bifolding doors come with the sizes, styling and sightlines of more premium folding sliding doors at a more attractive trade price. Alutech BF73 bifolding doors come in numerous configurations, matching single and double doors, high security and sealing. Professionally crafted by C&A Window Systems for the trade or homeowner to buy direct.

alutech bifolding doors open with patio views
  • Even slimmer 100mm mullion sightlines
  • Panels up to 1.2m wide, 3.0m high
  • Adjustable frame jamb for easy installation
  • Open corner option available
  • Fast lead times in standard colours
  • Meets current Building Regulations

Contemporary styling, large panel sizes, matching residential doors and at an incredibly attractive trade price. Alutech BF73 bifolding doors deliver on appearance, functionality, security and weather protection.

Now boasting some of the slimmest sightlines of any bifolding door on the market, Alutech BF73 bifolding doors now provide even more glass area and excellent insulation properties as a result. Available as double or triple glazed with their ultra-slim profiles also providing an excellent solution for folding sliding doors in the industrial and steel-look.

C&A Window Systems provide better Alutech BF73 bifolding doors thanks to hardware enhancement.  We provide the industry leading greenteQ Orion TS007 3 Star Profile Cylinder, with ten year performance warranty and anti-snap guarantee. The doors come with the better and slimmer greenteQ Alpha Slim Inline Lever/Lever Handle Set for improved security with better aesthetics, available in five contemporary colours.

security first

Our aluminium door and window systems come with the latest security testing and certification, including PAS24, Document Q and registered with Secured by Design.

any colour – fast lead times.

Don’t let non-standard colours inhibit the creativity of the projects you’re working on.

Most of our products are available in any RAL Colour and orders can be completed in as little as 10 working day.

Contact us for full details and exclusions.

Meeting Building Regulations

Our products meet the new requirements and changes to Part L of the Building Regulations 2022, for new build, existing dwellings and commercial buildings.

steve arundellsteve arundell
08:54 07 Apr 22
Chris and Andy listen to what we wanted and their team then delivered in spades.Great company well worth the effort to contact.
Gary WoodhatchGary Woodhatch
11:11 11 Mar 22
Have been dealing with Andy and Kim in the main at C&A windows for a few months now and the service overall has been great, quick quotes, lead-times inline with expectations and well presented and packaged goods. Great responsive aftersales assistance when called upon. Would recommend C&A for sure.
richard newellrichard newell
07:44 11 Mar 22
Always a pleasure to work with the people at c and a, very good communication throughout the process and most importantly the product is excellent.Highly recommended.
Tony KeebleTony Keeble
12:11 10 Mar 22
Great company to work with, very helpful when there is a problem to deal with.
Danny NevillDanny Nevill
16:28 12 Apr 19
Fantastic products. High quality services. Very professional and reliable outfit

Contact us


Send us an email

Simply send us an email if you have any questions.

Call us

If you have any questions, just call us and a member of our sales team will help you.

01787 477976

Visit us

Opening times are
8am – 5pm Monday – Friday

Unit 1, Lancaster Way
Earls Colne Business Park, Earls Colne, Colchester CO6 2NS

We are looking for new staff to join our team.