The modern classic patio doors

The sliding uPVC patio doors almost float on a run smooth mechanism comprising easy glide stainless steel track and rollers, making opening and closing effortless. The uPVC patio doors have high security hook bolts that lock into a one-piece steel keep plate.

Thanks to a simplistic assembly process. The locking system features an anti-drill device for further security. In addition the outer frame and opener are steel reinforced and an anti-slam device is fitted as standard.

Key product features:

  • Internal beads for 28mm units for maximum noise reduction and insulation;
  • Part L compliance (subject to Low E glazing);
  • Low sightline co-extruded gaskets on both sash and beads for greater aesthetic appeal and speedier glazing;
  • Anti-lift/sash blocks for security;
  • Bespoke midrail accepts letter plates;
  • 2, 3 and 4 pane options in various configurations;
  • High Spec Synseal profile system available in brilliant white & standard white plus all colours including rosewood

The luxurious Bi-fold doors

Our Aluminium bi-folding door system and uPVC Bi-folding door systems are of the highest of quality with the highest security specification, we offer a variety of designs and colours. Our aluminium is light weight and high strength and due to its long life and extremely low maintenance requirements, it has become the perfect choice for home owners when selecting bi-fold doors. We also offer high quality uPVC bi-fold doors in a variety of colours.

At Nu Trade Windows and Doors our bi-fold doors are manufactured with Smart Systems, with over 35 years’ experience you will find the system are the leading supplier of window and door systems in the UK.

All Smart Systems bi-fold doors are designed with performance, looks and efficiency in mind, with each frame incorporating a ‘thermal-break’. This effectively insulates doors and windows against heat loss, raising a home’s internal temperature and helping to reduce the risk of condensation.

Maintenance for aluminium is simple and straightforward, with just a routine ‘wipe-clean’ to keep the products looking their best. With no requirement for re-painting or re-varnishing, aluminium bi-fold doors will never fade, deteriorate or rust, even in harsh environments, such as coastal locations.


  • Colours
  • Styles
  • Black
  • Navy
  • Grey
  • Cream
  • White
  • Gold Oak
  • Cedarwood
  • Dark Red
  • Chartwell Green
  • Red
  • Black Frames
  • Olive Frames
  • Grey Frames
  • Navy Frames
  • White Frames
  • Black Handles
  • White Handles
  • Silver Handles
  • Gold Handles
  • Gun-metal Grey Handles



All of our Bi-fold & Patio Doors are bespoke and made to measure. Door furniture supplied and fitted.


The door frames are designed for high security. High quality hardware, with Fire and security door features.


At Nu Trade Windows and Doors we understand that the doors in your home are important for creating the perfect atmosphere. We have many choices with the ideal door for you. From solid core front doors, to upvc, aluminium and composite.


Provided a wide range of Bi-fold & Patio Doors, All in a choice choice of many timbers. With the option of glazed of unglazed.

Secure & stylish

Our uPVC patio doors are designed to enhance any room, balcony, or conservatory. Whether traditional French doors or a contemporary sliding patio door, town or country, sliding patio door suit every property. The elegant styling allows you to enjoy your garden all year round from the comfort of your home.

  • You can rest assured that our UPVC sliding patio door have been developed and intensively tested under strict quality control standards. Once installed in your home, they will give high performance with minimum maintenance for many years to come;
  • The 28mm sealed glazed units are fixed with internal beads for enhanced security along with a multi-point claw locking system and ‘Anti-Theft’
  • Blocks that ensures the door cannot be lifted off from the outside;
  • All of our sliding patio door are double-glazed and fully sealed to keep your home warm and minimize draughts;
  • We utilize advanced glass technology and superior insulation to reduce heat loss, making your home more energy efficient and helping you to reduce your carbon footprint;
  • Vertical sliders uPVC.

Select from a range of finishes from white, light oak or rosewood for a natural wood appearance or even a combination of white internally and woodgrain externally, the choice is yours.

  • Compliant with part L of the building regulations;
  • Internally beaded for added security;
  • Reversible for left & right hand opening;
  • High security multi-point locking system;
  • 24mm low E double glazed toughened safety glass;
  • 10 Year Guarantee
  • UK manufactured
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