Our aluminium bi-folding doors help you move easily between your indoor and outdoor spaces, making your home feel more open and inviting
Here to help
Picture yourself folding back a wall of glass and opening up your living room to the garden. On a sunny day, the spaces blend together, filling your home with light and fresh air. That’s the difference modern aluminium bi-fold doors can make.
Many homeowners find that a dark room or an old patio door gets in the way of that perfect indoor-outdoor connection. Aluminium bi-fold doors solve this problem, making it easy to enjoy seamless living with a stylish and practical upgrade.
Are they a smart investment? Aluminium bi-fold doors are strong, secure, and help keep your home warm. These benefits show they offer much more than just good looks.
Their slim frames, modern features, and variety of colours make them a great choice to replace old patio or French doors.
It’s easy to host garden parties or barbecues when you have quick access between your home and garden. Moving furniture outside for outdoor dining is simple too.
Glevum’s bi-folding doors come in different styles and colours, combining modern design, security, and energy efficiency. They’re built to handle any weather, so you stay comfortable all year. If you’d like to learn more, book a free home visit for a no-obligation quote.
Adding custom bi-folding doors to your renovation can boost your property’s value. Their modern look and practical features attract buyers and help your home stand out.
Benefits of Aluminium Bi-fold Doors:
- Stunning feature to any room.
- Maximised glazed area.
- Security - PAS 24 locking.
- High thermal performance.
- High acoustic performance.
- Available in numerous configurations from 2 to 14 door panels.
- Virtually no maintenance.
- Tailored made to your exact specifications.
Unlimited Colour Range:
- Colour powder coating (RAL, mottled, rough…).
- Wood effect powder coating.
- Anodised and even two-coloured finishes.
What makes Glevum Windows a trustworthy choice for your aluminium Bi-fold doors?
Out of 640 customers who took our Customer Survey, 92% said they would recommend Glevum Windows to others!
- We have been in business since 1984, bringing years of knowledge and experience to every project.
- We are a trusted FENSA-approved window and door installer based in Gloucestershire.
- All our windows and doors come with a 10-year INSTALLsure (formerly the GGFi) insurance-backed guarantee.
- If you need planning permission or building regulations, we will take care of it on your behalf.
- Our dedicated Service Department is always here to help you.
- Over 45,000 customers trust the security and quality of our windows and doors.
- Nearly half of our work comes from returning customers and referrals.
- Rated 'Excellent' on Trustpilot.
- We offer a range of Finance Options. Feel free to ask about them during your free home visit.
“Excellent. Turn key solution and Glevum took away my hassle, particularly that the location was not the easiest. Very good communication at all stages.”
M Julian-Jones (Newport)
September 2026
“Professional, timely, friendly and efficient.”
J Hardwick (Stonehouse)
August 2026
“A pleasure, as always. From start to finish, everything ran smoothly.”
G Delaney (Cheltenham)
July 2026
“Really lovely company. Have used in a previous home and would use again.”
S Price (Cheltenham)
June 2026
“Everyone we encountered from the company was very helpful, knowledgeable and friendly.”
G Day (Gloucester)
May 2026
“Really good, great throughout and great finished product.”
H Jenkins (Lydney)
April 2026
“Friendly, helpful staff from sales person to fitter, excellent service all round.”
J Holyhead (Gloucestershire)
March 2026
“Very helpful and reassuring. My window and door were fitted by 2 very nice men and its prefect, we are so pleased, thank you so much.”
K Smith (Gloucestershire)
February 2026
“We have used Glevum many times over the last 25 years and have never been disappointed with the quality of workmanship, timely service and friendly approachable people.”
M Tattersall (Gloucestershire)
January 2026
“Excellent. Turn key solution and Glevum took away my hassle, particularly that the location was not the easiest. Very good communication at all stages.”
M Julian-Jones (Newport)
September 2026
“Professional, timely, friendly and efficient.”
J Hardwick (Stonehouse)
August 2026
“A pleasure, as always. From start to finish, everything ran smoothly.”
G Delaney (Cheltenham)
July 2026
“Really lovely company. Have used in a previous home and would use again.”
S Price (Cheltenham)
June 2026
“Everyone we encountered from the company was very helpful, knowledgeable and friendly.”
G Day (Gloucester)
May 2026
“Really good, great throughout and great finished product.”
H Jenkins (Lydney)
April 2026
“Friendly, helpful staff from sales person to fitter, excellent service all round.”
J Holyhead (Gloucestershire)
March 2026
“Very helpful and reassuring. My window and door were fitted by 2 very nice men and its prefect, we are so pleased, thank you so much.”
K Smith (Gloucestershire)
February 2026
“We have used Glevum many times over the last 25 years and have never been disappointed with the quality of workmanship, timely service and friendly approachable people.”
M Tattersall (Gloucestershire)
January 2026
Frequently Asked Questions:
Areas We Serve:
Glevum Windows is a trusted home improvement specialist, helping homeowners throughout Gloucestershire, Herefordshire, Worcestershire and Monmouthshire.
We’re one of the largest, leading independent double glazing companies based in Gloucestershire. While our core area is Gloucestershire, we are ideally located to serve home improvement needs in Cheltenham, Gloucester, Tewkesbury, Stroud, Cirencester, Hereford, Ross-on-Wye, and Monmouth, among others.
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