Tel: 0333 772 9632 
Bi fold doors are a must have product of today! 

Bi fold doors have become more and more popular with property owners, builders and  architects. 

Our doors are suitable for the domestic and
commercial markets. 

Provide unobstructed openings,
without compromising on quality, security and integrity.
Made To Measure Or
Stock Sizes Available
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Aluminium Bi Fold Doors


At Ally Windows and Doors we offer the market leading systems of aluminium bi fold doors. All doors are slim line, high quality, contemporary, modern, practical, durable, robust, made to measure, great value for money and are available on leads of only 15 working days Made to measure. We now offer a range of bi fold doors in popular sizes, opening styles and colours, available to purchase today, ask for more details.  

Smart Visofold 1000 Series

The Smart Visofold 1000 Series Bi Fold Doors are the Leading and Latest Innovation of Aluminium Bi Fold Door Systems on the Market. The Smart Visofold 1000 Series are Stylish, Contemporary, Slim Line, Secure, Robust, Durable, Practical and Great Value for Money! 

Key Benefits: 
  • Minimal Sight Line Profiles 132mm - Frame Depth 70mm
  • Robust Thermally Broken Profiles - Including the Door Threshold
  • Profiles Available in Square or Rounded Edges  
  • Threshold Options Available - 20mm Low Threshold Or Standard Threshold
  • Maximum Door Panel Size 1200mm x 2500mm  
  • Multi Point Hook Locking Fitted with High Security Three Star Locking Cylinders
  • Child Safe - Anti Finger Trap Seals As Standard
  • Bottom Hung Doors Leads to Ease of Operation 
  • Any Standard Ral Color Available 
  • Any Opening Configuration Available 

Click on the following link for Technical Detail on the Smart Visofold 1000 Series

                                                                                                         Associated Brochure 

Schuco ASS 7O FD

Key Benefits; 
  • Robust Thermally Insulated Aluminium Profiles
  • Minimal Sight Lines 120mm Frame Depth 70mm 
  • Threshold Options Available - Flush Threshold and Standard Threshold
  • Easy to Operate - One Handed Operation
  • Child Safe - Anti Finger Trap Seals as Standard
  • Multi Point Locking System - Fitted with High Security Locking Cylinders as Standard
  • Maximum Door Panel Size 1200mm x 3000mm  
  • Bottom Hung Doors Leads to Ease of Operation  
  • Any Standard Ral Color Available
  • Any Opening Configuration Available

​​Click on the following link for Technical Detail on the Schuco ASS 70 FD  System

One Stop Shop

At Ally Windows and Doors we provide a turn key solution from initial advice, design, manufacture and installation of aluminium doors. We aim to make purchasing bi fold doors enjoyable, hassle free and cost effective.  We believe as a company all customers clients should pay a fair price for their desired products hence we offer to beat any like for like quotation! 

Typical Opening Configurations 

Aluminium Bi Fold Doors are flexibly designed to practically cater for any household layout. Aluminium Bi Fold Doors can be designed and fabricated to any arrangement, for both interior and exterior use. The door panels can range from a two panel door to a seven panel door, internally or externally hung, folding from either left or right, cater for a split configuration and also a traffic door. 

Typical Bi Fold Door Arrangements

If the desired aluminium bi fold door arrangement is not indicated above, do not despair as the above is only a selection of many opening configurations. 

Please contact us for further opening configurations and or other information including a free quotation. 

Tel: 0333 772 9632 Our experts would love to help! 

Bi Fold Door Ancillary

All bi fold doors are fabricated with the most advance and practical extras as standard. As standard we include the following ancillary without any further charges.

Diamond Standard High Security Locking Cylinders

Anti Bump - Anti Snap - Anti Drill - Anti Pick - Kite Marked - Secured by Design - 3 Star Rated

Supplied with Three Keys as Standard (or equivalent)

​Interim Lockable Door Handles


Integrated with Security Locking Cylinders
Providing Additional Security
Modern & Contemporary
Strong & Robust 
Colour Coded to Match Main Door Handle


Pull Handle/ Pull Hinge 

Practical - Contemporary - Robust
Integrated with the Door Hinge

 Magnetic Door Retainers

Practical - Contemporary - Sleek - Stylish
Colour Coded to Match Main Door Handle 

Glazed Bi Fold Doors Prices -

Please refer to the below for sample prices based on most common sizes and door panel arrangements -  

1 number Bi Fold Door          3 Panels          (3000 x 2100)         £1,905.00 + Vat 
                                       Smart Visofold 1000 Series 
1 number Bi Fold Door          4 Panels          (4000 x 2100)          £2,405.00 + Vat 
                                       Smart Visofold 1000 Series
​1 number Bi Fold Door          5 Panels          (5000 x 2100)          £3,005.00 + Vat 
                                       Smart Visofold 1000 Series​
                                     1 number Bi Fold Door          6 Panels          (6000 x 2100)          £3,605.00 + Vat 
                                       Smart Visofold 1000 Series

Please Note - 

The above prices include for a complete unit including all required glazing, powder coated aluminium profiles to any standard Ral colour, extruded 150mm door sill, high security multi point locks, lever handle, interim lockable handle, pull handle, hinges etc.
No hidden charges or nasty surprises!

The cost for delivery and installation is dependent on site location and the size of door. 
This has not been taken into account in the above figures. 

For Further Information Including a Quote Please Call 0333 772 9632 - Our Experts Would Love To Help!