Wooden Doors

Bi-Folding Doors

Bi-Folding Doors

Bi-fold or concertina doors are a great design feature for your home. They provide options to make your outside space part of your living area. Fitted with highly efficient glazing system we offer stunning way to enhance your home. All of our exterior bi fold doors are available in softwood, hardwood or oak.

BMB Bi-fold doors incorporate the latest design engineering technology and are fitted with top of the range specification hardware as standard. The range includes, French, concertina, lift slide and tilt slide doors. All units can be supplied fully assembled or in sections for on-site assembly. As with all our products the timber used is multi-layered, engineered timber and as standard the doors are double glazed with argon filled 24mm units with an U Value of 1.1W/m2K

Doors fitted with panels are all thermally rated so you can achieve the design your aiming for without compromising on performance.

Our timber bi-fold doors are rebated to house double or triple glazing.

Please find more detailed information on the used hardware here.


Standard Design Features

  • 24mm Glazing Unit
    The optimum thickness of unit for thermal efficiency. This is the overall width of the glass unit.
  • Max Number of Panels - 8
    Designed to handle panels up to 150kg with precision and ease, up to 8 equal size panels can fold seamlessly in each direction in a number of different configurations.
  • Floating Door System
    Unique floating door systems are available on 4/6 and 8 leaf configurations.
  • Faster Installation
    The locking mechanism provides easy vertical adjustment. Just simply depress the push button and lower or raise the panel using the hex key provided.
  • Concealed Locking
    The locking mechanism is concealed within the track to offer greater visual appeal.
  • Non-removal pin technology
    The intermediate hanger hinge, bottom guides and pivot now feature non-removal pin technology for enhanced security. No exterior hardware can be tampered with or removed.
  • Self Draining Cills
    Brio provides an optional self draining cill tailored to suit the typical panel thickness in each market.
  • Hardware
    Matching hardware available in a choice of 4 premium finishes: Polished Stainless, Satin Stainless, PVD Brass and PVD Black. The complete system includes pivot sets, hanger sets, hinge sets, top and bottom channels and tracks and locking flush bolts.
  • Optimum load carrying capacities
    Contemporary non-mortice surface mounted hinges for optimum load carrying capacities

Optional Design Features

  • Concealed Vents
    A concealed ventilation system can be incorporated for compliance with Part L.
  • Door Configurations
    Various opening configurations available both inward and outward opening.
DMC Firewall is developed by Dean Marshall Consultancy Ltd