ALT W72TD Terrace Door

ALT W72TD Terrace Door (Balcony Door) is an aesthetic and smart solution for balconies and terraces. Low threshold, perimeter locking hardware and different leaf design are the highlights of this system for any of your needs.

This high-quality system provides large opportunities to fabricate different kinds of inward opening balcony doors for any types of premises. Thermal insulation of ALT W72TD balcony door are as high as for windows.

ALT W72 terrace doors help the architects and designers to implement reliable and aesthetic project solutions. The doors from ALT W72TD series are durable, convenient in operation, have increased thermal insulation characteristics, provide high level of tightness, prevent from noise penetration.

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)
Door with a transom
Double-leaf door
Door with fixed light
Fabrication benefits
  • Easy and timesaving fabrication due to universal punch-tools and equipment.
  • Universal corner cleats for stock optimization.
  • Simple profile processing.
  • Excellent tightness.
  • Reliability.
powder coating


  • any RAL-colour according to Qualicoat;
  • exclusive collections (Futura, Precis, Anodic);
  • variety of surface types (glossy, matte, textured);
  • innovative antimicrobial BIO-coating option.


  • conformance to Qualanod standard;
  • 9 standard colours;
  • possibility to choose different surface treatments (chemical etching, bead blasting, brushing).
wood-grain effect


  • conformance to Qualicoat standard;
  • 5 woodgrain options.