ALT BF 73 – FRENCH OR DOUBLE DOORS

Swing doors designed using the same BF 73 system to complement our bi-folding door range, demonstrating the versatility of this system, with minimal sight lines and stylish hardware to suit any application, either as open-out or open-in, single or double doors. These make ideal access doors or for smaller apertures.

Designed using the same material to compliment the bi-folding door with minimal sight lines and stylish hardware to suit any application.

get in touch with us

Contact us now to see what we can do for you

PRODUCTS FOR INSTALLERS

BF73 French doors/Double doors 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 INSTALLERS

Benefits of choosing Alutech Systems

Customer experience

Our customers choose us for our personal, friendly customer service

High performance, beautiful products

When developing our ranges, we collaborate with customers and suppliers to benefit from their combined experience

Peace of mind

We supply fabricators across the UK with aluminium systems from a world-leading extruder

Nationwide coverage

Our growing network of approved fabricators supply our products throughout the UK

Contact Us
Make an enquiry
  • This field is for validation purposes and should be left unchanged.