Doors
ALT W72D Door
Up to 2 500 mm
Max leaf height
Up to 1 300 mm
Max leaf width
up to 54 mm
Max infill unit thickness
Up to 250 kg
Max leaf weight
1,3 W/m2*K
Thermal insulation, Ud (EN ISO 10077-1:2007, EN ISO 10077-2:2012)
PAS 24:2016 (class D)
Burglar resistance
class 3 (600 Pa)
Air permeability (EN 1026:2000, EN 12208:1999)
class 4A (150 Pa)
Water tightness (EN 1027:2000, EN 12208:1999)
class C3 (1200 Pa; 1/300)
Wind load resistance (EN 12211:2000, EN 12210:1999)
class 4
Impact resistance (EN 13049:2003)
ALT W72TD Terrace Door
Up to 2 500 mm
Max leaf height
Up to 1 700 mm
Max leaf width
50 mm
Max infill unit thickness
Up to 150 kg
Max leaf weight
1,05 W/m2*K
Thermal insulation, Ud (EN ISO 10077-1:2007, EN ISO 10077-2:2012)
PAS 24:2016 (class D)
Burglar resistance
class 4 (600 Pa)
Air permeability (EN 1026:2000, EN 12208:1999)
class E1200 (1200 Pa)
Water tightness (EN 1027:2000, EN 12208:1999)
class C5 (2000 Pa; 1/300)
Wind load resistance (EN 12211:2000, EN 12210:1999)
ALT W62D Door
Up to 2 500 mm
Max leaf height
Up to 1 300 mm
Max leaf width
Up to 44 mm
Max infill unit thickness
Up to 250 kg
Max leaf weight
1,6 W/m2*K
Thermal insulation, Ud (EN ISO 10077-1:2007, EN ISO 10077-2:2012)
PAS 24:2016 (class D)
Burglar resistance
class 2 (300 Pa)
Air permeability (EN 1026:2000, EN 12208:1999)
class 2A (50 Pa)
Water tightness (EN 1027:2000, EN 12208:1999)
class C4 (1600 Pa; 1/300)
Wind load resistance (EN 12211:2000, EN 12210:1999)
ALT C48 Door
26-106 mm
Internal visible profile width
48-150 mm
External visible profile width
4-30 mm
Possible infill unit thickness
140 kg
Maximum infill unit weight
Classic door with superimposed hinges; Door structures with furniture groove «Fapim»; Automatic sliding doors; Floating doors with floor closers
Door options
glass bead profiles
Method of infill unit fixation
up to 33 dB
Acoustic insulation (depending on the infill unit used)
ALT C43 Door
26-107 mm
Internal visible profile width
48-145 mm
External visible profile width
4-26 mm
Possible infill unit thickness
140 kg
Maximum infill unit weight
glass bead profiles
Method of infill unit fixation
up to 33 dB
Acoustic insulation (depending on the infill unit used)
ALT111 Interior door
Aluminium door (standard leaf); Aluminium door (slimline leaf); Aluminium door (full glass leaf); Wooden door;
Door design options
4-12.5 mm (single or double glazed)
Possible infill unit thickness
115 kg
Maximum leaf weight
Plastic clamps (unique patented solution)
Method of infill unit fixation
1100 mm
Maximum leaf width
2500 mm
Maximum leaf height
About BFRC rating
The BFRC is the UKs most widely used rating council for energy performance in windows and doors. The ‘rainbow’ labels are visible proof of invisible performance, showing our product has been independently verified by experts to perform as promised.