BF73 bi-folding doors (commercial)

Class leading design features set the Alutech Bi-folding door aside form the competition – Thermal performance and slim sight lines are the key design criteria.

Engineering grade hardware, allows for silky smooth opening and closing operation – without having to pay a premium price.

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PRODUCTS FOR COMMERCIAL INSTALLERS

BF73 bi-folding doors (commercial) Product Information

Technical Data

PERFORMANCES 
U value W/m²K (Double glazing)1.6 W/m²K
U value W/m²K (Triple glazing)1.4 W/m²K
Air Permability BS EN 1026Class 4
Watertightness BS EN 1027Class 9A
Wind Resistance BS EN 12211Class A3
Security PAS 24
Certifications available
Punchtool available
Jigs Available
CONFIGURATIONS 
Direction of openingOpen in & Open out
SIZE LIMITS 
Maximum Frame width16.8m
Maximum amount of panes sliding one way7 panes
Maximum sash width1200mm
Maximum sash height3000mm
Standard Sash meeting stile sight line120mm
Heavy Sash meeting stile sight line133mm
Frame width81mm
Maximum sash weight120kg
FEATURES 
Frame depth73mm
Paint standard and thickness Qualicoat, 60 microns | Qualanod, 20 microns
Dual colour option availability
Concealed and face fixed hinge options
Glazing optionsInternal
Glazing thickness28mm, 32mm, 35mm, 44mm
Hardware SupplierDebar
Option 1 - Manual cornerScrew
Option 2 - Crimped corner
Threshold options20mm or full framed option
Half roller or sliding post possibility
Cill Options90mm, 150mm, 190mm, 230mm
Multi point locking
PRODUCTS FOR COMMERCIAL INSTALLERS

Benefits of choosing Alutech Systems

CUSTOMER EXPERIENCE

Our customers choose us for our personal, friendly customer service

EASE OF FABRICATION

Our systems are designed to be easy to fabricate

TRAINING

We offer full set up support to all our new customers, to make the process as smooth as possible

UK-BASED SERVICE AND STOCK

We offer full set up support to all our new customers, to make the process as smooth as possible

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