The trusted aluminium and PVCu supply for trade and commercial projects

Designed to meet the highest technical specifications

Choose from several opening configurations to suit any application, the Visofold 1000 also have the option low thresholds for easy access, or rebated thresholds that for improved weather resistance.

Energy efficiency

The Visofold 1000 has a U-value of 1.5 W/m²K thanks to an integrated polyamide thermal break that enhances thermal performance.


Security is assured by multi-point lock mechanisms and shootbolt locking and a lock mechanism available with domestic style ‘lift-up’ handle and an adjustable one-piece keep

Weather resistant

The Visofold 1000 features EPDM high quality gaskets and weather brushes to aid weather resistance

The right dimensions

100kg slide folding door max weight; a fixed maximum Height of 2500mm and fixed maximum width of 1200mm per sash; typical sightline of 133mm and frame depth 70mm

Smart Visofold 1000 aluminium bi fold door
Creating unique living and social areas

A beautiful bi-fold door – whatever your project

The Visofold 1000 is one of the UK’s most popular aluminium bi-fold door systems. Document L compliant, the Visofold 1000 offers impressive openings for a seamless transition from the inside to the out to create unique living and social areas, creating a glazed screen that allows in the maximum amount of light while also easily gliding open.

It can be used in domestic applications as either an alternative to sliding doors or it can be incorporated into any conservatory installation. It is also perfect to use commercially in a bar, café or restaurant, making it a fully flexible solution for both homes and businesses.

Get in touchDesign your bi-fold door

FAQ: Visofold 1000 Bi-Fold Door

Below are some frequently asked questions about the Visofold 1000 Bi-Fold Door, a versatile and popular choice for both residential and commercial applications. Find answers to common queries regarding its features, functionality, and usage.

What are the main features of the Visofold 1000 Bi-Fold Door?

The Visofold 1000 features slim-line profiles, reduced sightlines, and various opening configurations to suit any application. It offers the option of low thresholds for easy access or rebated thresholds for improved weather resistance.

Is the Visofold 1000 suitable for both residential and commercial use?

Yes, the Visofold 1000 can be used in domestic applications as an alternative to sliding doors or incorporated into conservatories. It is also well-suited for commercial use in bars, cafes, and restaurants, making it a flexible solution for both homes and businesses.

Is the Visofold 1000 compliant with building regulations?

Yes, the Visofold 1000 is Document L compliant, ensuring it meets the required energy efficiency standards for buildings.

Can the Visofold 1000 create a seamless transition between indoors and outdoors?

Yes, the Visofold 1000 offers impressive openings that allow for a seamless transition from the inside to the outside, creating unique living and social areas. Its glazed screen design allows ample natural light and can be easily glided open.

Are there any size or customisation options available for the Visofold 1000?

Yes, the Visofold 1000 is available in various sizes and configurations to suit individual preferences. Additionally, it can be customised with different finishes, colours, and hardware options to match the aesthetic of any residential or commercial space.

The Visofold 1000 Slim Bi-fold Door

We have been using TWR since we started our company in 2014. They have always given a friendly and efficient service so I would have no hesitation in recommending them to other installers.

Cumbria Windoworks

Having worked with TWR for over eight years and purchasing all our commercial and aluminium products from them I can’t recommend them highly enough. They provide us with high-quality windows and doors efficiently and at a very competitive price

Everglade, Manchester

We have worked with TWR for 10 years, the product supplied is nothing short of excellent, and the enquiry stage is smooth all the way through to the aftercare. Commercial or domestic TWR will advise on and support you through ordering!

TWG, Lincoln

Dealt with Terry and Dawn, simple and to the point ordering of windows and aluminium Bifolds. Very helpful and honest.

Can recommend to anyone!

Dan C