Beautiful spaces. Seamlessly connected.
Transform your home with premium Aluna aluminium bi-folding doors by Alunet Systems. Elegant slimline frames and expansive glazing create a stunning connection between your home and garden.
with triple glazing
subject to design
Architectural inspiration image.
More natural light. More beautiful views.
Aluna's slim aluminium profiles help maximise the glazed area, bringing more daylight into your living space while creating a refined, contemporary appearance.
Minimal visible framework for a cleaner finish.
Up to 1,200mm wide and 3,000mm high per leaf, subject to specification.
Flexible configurations to suit different openings and layouts.
Architectural inspiration image.
Open up a world of possibilities.
Whether you're extending your kitchen, renovating your living space or creating a beautiful garden entrance, bi-folding doors offer the flexibility to enjoy your home in a completely different way.
Choose from inward or outward opening options.
Engineering-grade rollers designed for effortless everyday use.
Weather-tested aluminium construction with suitable threshold options.
A beautiful addition to any home.
From contemporary extensions to traditional properties, aluminium bi-folding doors can transform how your home looks and feels.
Light-filled living
Enjoy brighter interiors and a stronger connection to the outdoors.
Modern architectural style
Slimline aluminium frames complement a wide range of home designs.
Lifestyle imagery is illustrative, not Aluna product photography.
Find your perfect finish.
Choose from Aluna's standard powder-coated finishes, with dual-colour combinations and bespoke RAL colours available on request.
Screen colours are illustrative. Other finishes and availability are subject to quotation.
Simple from start to finish.
Our Birmingham team can help you choose the right Aluna bi-folding doors for your property.
Tell us your plans.
Send your approximate dimensions, photographs and preferred colour or door configuration.
Receive a quotation.
We'll review your requirements and provide a tailored quotation, with a survey where required.
Confirm your order.
Approve your final specifications before your made-to-measure doors enter production.
Frequently asked questions.
Are Aluna aluminium bi-folding doors secure?
The Aluna system is PAS 24:2022 compliant. The final hardware and locking specification will be confirmed as part of your quotation.
Can I have a low threshold?
Yes. Aluna offers a 20mm low threshold, as well as a 55mm standard weather-rated threshold. The best option depends on the installation and required weather protection.
Are double and triple glazing available?
Yes. Both glazing options are supported. Thermal performance depends on the complete door and glazing specification.
Can I choose different colours inside and outside?
Yes. Standard dual-colour options include anthracite grey outside with white inside, and black outside with white inside.
Do you offer supply-only and installation?
HI Q WINDOWS offers supply-only and installation services, primarily across Birmingham and the West Midlands. Contact us to discuss your project.
Ready to transform your home?
Contact HI Q WINDOWS for a personalised quotation for Aluna aluminium bi-folding doors. Send us your measurements or photographs, and we'll help you take the next step.
Factory & Showroom · 66 Montgomery Street, Birmingham B11 1DU