Origin OB72 Aluminium 4 Section Bifold Door

Description

Upgrade your living space with the 4 Section OB72 Aluminium Bifold Door, designed for modern homes that value style, energy efficiency, and security. Crafted from thermally broken aluminium, this bifold door offers superior insulation and sleek aesthetics, making it perfect for seamlessly connecting indoor and outdoor areas. With robust construction, customisable features, and a stunning range of colours, this door is engineered for durability and elegance. Whether for new builds or renovations, the OB72 bifold door combines functionality and timeless design.

Technical Specification

• Outer frame depth: 75mm
• Sash depth: 59mm
• Individual sash sightline: 154mm
• Track height (excluding rebate): 50mm
• Standard weathered threshold height: 67mm
• Standard cill depth: 155mm
• Glass Specification: Planitherm 1 A Rated, Argon-Filled, Toughened Clear Glass with Black Spacer Bar
• U-value: 1.4 W/m²K
• Locking Mechanism: Multipoint Lock with a 3 Star Diamond Thumbturn Barrel 

Key Benefits

• Enhanced Durability: Bottom-running system with a free glide carriage assembly for smooth and reliable operation. The acetal rollers with sealed stainless-steel bearings on an 8mm hardened stainless-steel axle ensure longevity.
• Exceptional Security: Equipped with solid zinc security hinges (2-5 per door) and a 3-star diamond cylinder for peace of mind.
• Weatherproof Performance: PART Q, F, and L compliant with weathered threshold options for improved water resistance.
• Energy Efficient: Thermally broken aluminium frame combined with A-rated glass minimizes heat loss, reducing energy costs.
• Versatile Design: Finger pull handle for seamless operation of even-numbered door sets and optional door restrictors to limit opening angles to 90° or 135°.

Customisation and Extras

• Sizes and Configurations: Available in 2, 3, 4, 5, 6, and 7-section options. Also offered in Single, French, Bi-fold, and Moving Corner Bi-fold variations.
• Thresholds and Glazing: Choose from weathered, non-weathered, or mobility (Class 4A) thresholds. Compatible with double and triple glazing (28mm or 32mm units).
• Finishes: Over 150 RAL colours available, including the most popular shades like Slate Grey, Anthracite Grey, Black Grey, Jet Black, Dark Silver metallic, Hipca white (Matt or Gloss), Golden Oak and Natural Oak.
• Accessories: A range of handle designs, hinge colours, and running gear finishes. Optional traditional glazing bars, weather bars, and midrails.
• Ventilation Options: Trickle vents in 2500EA, 4000EA, and 5000EA sizes.

Lead Times and Guarantee 

• Frames: Ready in 3 working days
• Glass: Delivered in 7 working days
• Special Colour Doors: 4 weeks
• Dual Colour Doors: 4 weeks
• 20 Year Manufacturing Guarantee - Secured by design